function gvpUtils() {
	var W3C = (!document.all && document.getElementById);
	var IE = (document.all);
	var ns4 = (document.layers);
	if(typeof console !== 'undefined') {var v_debug = false}
	var vMainInit = '';
	var vBrowBackButStatus = '#vBrowBackbut';
	var vQueryStr = '';
	var vPathName = '';
	var version = navigator.appVersion;
	var IE6 = (version.indexOf("MSIE 6.0") != -1) ? true : false;
	var IE = (version.indexOf("MSIE") != -1) ? true : false;
	var aminCtr = 0;
	var pSku;
	var pVidSrc;
	var pWidth;
	var body;
	

	function displayError(str, e) {
		if (v_debug) {
			if (IE) {
				alert("error occur in " + getFunctionName(str)+" "+e);
			} else {
				console.log("error occur in " + getFunctionName(str)+" "+e);
			}
		}
	}
	
	
	function getFunctionName(str) {
			var ownName = str;
            ownName = ownName.substr('function '.length);        // trim off "function "
            ownName = ownName.substr(0, ownName.indexOf('('));   // trim off everything after the function name
			return ownName;
	}
	
	this.getPageLanguage = function getPageLanguage() {
    	var p_lang = 'en_US';  
    	if(typeof v_locale != 'undefined') {
    		p_lang = v_locale;
    	}
        return p_lang;
     }

     this.abandonPage = function abandonPage() {
     	alert("abandonPage() stub function called.");
        this.closePopup();
     }
	
	
     this.reportWebTrendsEvent = function reportWebTrendsEvent(wtSKU, pageName, locationOfLink, linkName, pageHit, fileName, target) {
          //alert('reportWebTrendsEvent()');
         
         if(target == '') {
         	target = this.getWindowLocation();
         }
         var truncTarget = target.substr(27,target.length);
         
         var referrer = this.getWindowLocation();  // get's the referring page, which is the lastTarget
         lastTarget = target; // resets lastTarget for next time
         if(fileName != 'null') {
         	    dcsMultiTrackTop('DCS.dcsuri',truncTarget,'DCS.dcsref',referrer,'DCSext.wtNoHit',pageHit,'DCSext.wtPN',pageName,'WT.pn_sku',wtSKU,'DCSext.wtLinkLoc',locationOfLink,'DCSext.wtLinkName',linkName,'DCSext.wtFileName',fileName);
         } else {
        	    dcsMultiTrackTop('DCS.dcsuri',truncTarget,'DCS.dcsref',referrer,'DCSext.wtNoHit',pageHit,'DCSext.wtPN',pageName,'WT.pn_sku',wtSKU,'DCSext.wtLinkLoc',locationOfLink,'DCSext.wtLinkName',linkName);
         }
     // do whatever needs to be done to hit the webtrends server
         var s = "wtSKU=" + wtSKU + "\r\n";
         s += "pageName=" + pageName + "\r\n";
         s += "locationOfLink=" + locationOfLink + "\r\n";
         s += "linkName=" + linkName + "\r\n";
         s += "pageHit=" + pageHit + "\r\n";
         s += "fileName=" + fileName + "\r\n";
         s += "target=" + truncTarget + "\r\n";
         s += "referrer=" + referrer + "\r\n";
         //alert(s);
     
     }
	
	//--------------------------------------------
	// Name: centerDiv
	// Desc: Move the div to the center of the browser.
	// param: id of div
	// return: nothing
	// Example how to call it: this.centerDiv("test")
	this.centerDiv = function centerDiv(param) {
		try {
			var dsocLeft=0, dsocTop=0;
			obj = this.getElementObj(param);
			if (IE) {
				var iebody = (document.compatMode && document.compatMode != "BackCompat") ? document.documentElement : document.body;
				winH = parseInt(iebody.clientHeight / 2);
				winW = parseInt(iebody.clientWidth / 2);
				dsocLeft = iebody.scrollLeft;
				dsocTop = iebody.scrollTop;
			} else {
				winH = parseInt(window.innerHeight / 2);
				winW = parseInt(window.innerWidth / 2);
				dsocLeft = window.pageXOffset;
				dsocTop = window.pageYOffset;
			}
			var top = dsocTop + winH - parseInt(obj.offsetHeight / 2);
			var left = dsocLeft + winW - parseInt(obj.offsetWidth / 2);
			obj.style.top = top + "px";
			obj.style.left = left + "px";
		} catch(e) {
			displayError(arguments.callee.toString(), e);
		}
	} // end of centerDiv
	
	this.setModalTitle = function setModalTitle(titleToSet) {
		if(typeof titleToSet != 'undefined') {
			this.getElementObj("mainPopUpTitle").innerHTML = titleToSet;
		} else {
			this.getElementObj("mainPopUpTitle").innerHTML = 'AT&T Video Player'
		}
	}
	
	this.setFlashStageSize = function setFlashStageSize( p_width, p_height ) {
	    //if (v_debug) console.log("setFlashStageSize(): width=" + p_width + ", height=" + p_height + " called: " +  aminCtr + " times");
	    	    
	    //The container for the Flash file
	    $('mainPopupDiv').style.width = p_width+22 + "px";
	    $('mainPopupDiv').style.height = p_height+62 + "px";
	    //The object wrapper for the flash file
	    $('stageResizerObj').style.width = p_width + "px";
	    $('stageResizerObj').style.height = p_height + "px";
	    //The embed element ignore if IE since it does not use embed for flash
	    if(!IE) {
	    	$('stageResizer').style.width = p_width + "px";
	    	$('stageResizer').style.height = p_height + "px";
	    }
	  	this.centerDiv('mainPopupDiv');
	  	
	  }
	  
	this.getWindowLocation = function getWindowLocation(){
        return window.location;
    }


	this.debug = function(p) {
		v_debug = p;
	}
	
	this.hideSelectOption = function(p) {
		try {
			// for IE6
			var version=navigator.appVersion;
			if (version.indexOf("MSIE 6.0") != -1){ 
				var select_array = document.getElementsByTagName("select");
				for (i=0; i<select_array.length; i++) {
					if (p) {
						this.visibleElement(select_array[i], false);
					} else {
						this.visibleElement(select_array[i], true);
					}
				}
			}
		} catch(e) {
			displayError(arguments.callee.toString(), e);
		}
	}
	
	
	this.closePopup = function closePopup() {
	try {
		overLayDiv_id = this.overLayDiv(false);
		this.divPopUp('mainPopupDiv',false);
		this.getElementObj("mainPopupBody").innerHTML = " ";
		this.visibleElement("popCloseButton", true);
		this.getElementObj("mainPopupButton").innerHTML = " ";
		body.removeChild($('mainPopupDiv'));
		if (IE6) {
			if ($('mainPopupDiv').style.visibility == 'hidden') {
				//hideSelectOption(false);
			}
		}
		} catch(e) {
			displayError(arguments.callee.toString(), e);
		}
	}
	
	//--------------------------------------------
	// Name: showPopUP
	// Desc: take care of injecting the GVP div and player into any page.
	// param: title, modal or not, close button or not (T/F)
	// return: nothing
	this.showPopUp = function showPopUp(title,  blockBG, closeButton, playerType, mSkuOrPath) {
		body = document.getElementsByTagName('body')[0];
		if(arguments.length >= 4) {
			
			if(arguments.length == 5) {
				if(playerType == '360') {
					pSku = mSkuOrPath;
					pWidth = 531;
				} else if(playerType == 'vid') {
					pVidSrc = mSkuOrPath;
					var loc = window.location.href;
					if(loc.indexOf('smartphones')!= -1) {
						pWidth = 505;
					} else {
						pWidth = 540;
					}
				} else if(playerType == 'div') {
					var pFrameArgs = mSkuOrPath.split('|');
					var pFrameSrc = pFrameArgs[0];
					var pFrameWidth = pFrameArgs[1];
					var pFrameHeight = pFrameArgs[2];
					pWidth = parseInt(pFrameWidth) + parseInt('22');
					//console.log('framewidth: '+pFrameWidth+' frameheight: '+pFrameHeight);
				} else if(playerType == 'gvp') {
					pConfig = mSkuOrPath;
					pWidth = 542;
				}	
			} else {
				pWidth = 582;
			}
		}
		try {	
			
			var overLayDiv_id, messDivObj, popupDiv, id, buttonDivObj;
			if (blockBG) {
				overLayDiv_id = this.overLayDiv(true);
			}
			if (closeButton == true) {
				//this.visibleElement("popCloseButton", false);
			}
			if ($('mainPopupDiv')) {
				$('mainPopupDiv').show();
			} else {
				
				var pPopDiv = $(document.createElement('div'));
				pPopDiv.setAttribute('id', 'mainPopupDiv');
				pPopDiv.setAttribute('style', 'position:absolute; visibility:hidden; left:100px; top:100px; width:'+pWidth+'px; z-index:100; border:#CCCCCC solid 2px;  background-color:#FFFFFF;');
				if(IE) {
					pPopDiv.style.setAttribute('cssText', 'position:absolute; visibility:hidden; left:100px; top:100px; width:'+pWidth+'px; z-index:100; border:#CCCCCC solid 2px;  background-color:#FFFFFF;');
				}
				var pPopDivTitleBG = $(document.createElement('div'));
				pPopDivTitleBG.setAttribute('id', 'pPopDivTitleBG');
				pPopDivTitleBG.setAttribute('style', 'height:37px; background-image:url(http://www.att.com/media/en_US/images/img/img_uverse-gradient-4x37_AA0009R6.gif); background-repeat:repeat-x; border-top:#FFFFFF solid 1px; border-left:#FFFFFF solid 1px; border-right:#FFFFFF solid 1px;');
				if(IE) {
					pPopDivTitleBG.style.setAttribute('cssText', 'height:37px; background-image:url(http://www.att.com/media/en_US/images/img/img_uverse-gradient-4x37_AA0009R6.gif); background-repeat:repeat-x; border-top:#FFFFFF solid 1px; border-left:#FFFFFF solid 1px; border-right:#FFFFFF solid 1px;');
				}
				var pPopDivTitleWrapper = $(document.createElement('div'));
				pPopDivTitleWrapper.setAttribute('id', 'pPopDivTitleWrapper');
				pPopDivTitleWrapper.setAttribute('style', 'padding:10px;');
				if(IE) {
					pPopDivTitleWrapper.style.setAttribute('cssText', 'padding:10px;');
				}
				var pPopDivTitle = $(document.createElement('div'));
				pPopDivTitle.setAttribute('id', 'pPopDivTitle');
				pPopDivTitle.setAttribute('style', 'float:left; padding-left:10px;');
				if(IE) {
					pPopDivTitle.style.setAttribute('cssText', 'float:left; padding-left:10px;');
				}
				var pPopDivTitleText = $(document.createElement('H1'));
				pPopDivTitleText.setAttribute('id', 'mainPopUpTitle');
				pPopDivTitleText.setAttribute('style', 'font-size:14px;');
				if(IE) {
					pPopDivTitleText.style.setAttribute('cssText', 'font-size:14px;');
				}
				var pPopDivCloseButton = $(document.createElement('div')); 
				pPopDivCloseButton.setAttribute('id', 'popCloseButton');
				//pPopDivCloseButton.setAttribute('onclick', 'gvp.closePopup()');
				pPopDivCloseButton.setAttribute('style', 'text-align:right; font-size:11px;');
				if(IE) {
					pPopDivCloseButton.style.setAttribute('cssText', 'text-align:right; font-size:11px;');
				}
				
				var pPopDivBody = $(document.createElement('div')); 
				pPopDivBody.setAttribute('id', 'mainPopupBody');
				pPopDivBody.setAttribute('style', 'border:#CCCCCC solid 1px; margin:10px;');
				if(IE) {
					pPopDivBody.style.setAttribute('cssText', 'border:#CCCCCC solid 1px; margin:10px;');
				}
				
				var pPopDivButton = $(document.createElement('div')); 
				pPopDivButton.setAttribute('id', 'mainPopupButton');
				pPopDivButton.setAttribute('style', 'padding-right:10px;padding-bottom:8px;');
				if(IE) {
					pPopDivButton.style.setAttribute('cssText', 'padding-right:10px;padding-bottom:8px;');
				}
				
				body.appendChild(pPopDiv);
				$('mainPopupDiv').appendChild(pPopDivTitleBG);
				$('pPopDivTitleBG').appendChild(pPopDivTitleWrapper);
				$('pPopDivTitleWrapper').appendChild(pPopDivTitle);
				$('pPopDivTitle').appendChild(pPopDivTitleText);
				$('pPopDivTitleWrapper').appendChild(pPopDivCloseButton);
				$('mainPopupDiv').appendChild(pPopDivBody);
				$('mainPopupDiv').appendChild(pPopDivButton);
			}
				if(title != '') {
					this.getElementObj("mainPopUpTitle").innerHTML = title;
				} else {
					this.getElementObj("mainPopUpTitle").innerHTML = 'AT&amp;T Video Player'
				}
				if(playerType == '360') {
					this.getElementObj("mainPopupBody").innerHTML = '<div align="center" style="width:505px;height:335px;overflow:hidden;text-align:center;margin-left:auto;margin-right:auto;"><iframe src="/media/en_US/360s/gvp360Wrapper.html#' + pSku + '" style="margin-left:-205px;width:720px;height:335px;" frameborder="0" align="left" scrolling="no"></iframe></div>';
					if(! IE){$('mainPopupBody').focus();}
				} else if(playerType == 'vid') { 
					var singleVidPath;
					var loc = window.location.href;
					//alert(loc);
					if(loc.indexOf('smartphones')!= -1) {
						singleVidPath = 'std_vid';
						this.getElementObj("mainPopupBody").innerHTML = '<object classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=10,0,0,0" width="480" height="360" id="gvp_pop" align="TL"><param name="allowScriptAccess" value="sameDomain" /><param name="scale" value="noScale" /><param name="allowFullScreen" value="true" /><param name="FlashVars" value="_vidSrc='+ pVidSrc +'"><param name="movie" value="/media/en_US/360s/'+singleVidPath+'.swf" /><param name="quality" value="high" /><param name="bgcolor" value="#ffffff" />	<embed src="/media/en_US/360s/'+singleVidPath+'.swf" FlashVars="_vidSrc='+pVidSrc+'" allowfullscreen="true" id="gvp_pop" quality="high" bgcolor="#ffffff" width="480" height="360" name="gvp_pop" scale="noScale" align="TL" allowScriptAccess="sameDomain" allowFullScreen="false" type="application/x-shockwave-flash" pluginspage="http://www.adobe.com/go/getflashplayer" /></object>';
					} else {
						singleVidPath = 'gvp_vid';
						this.getElementObj("mainPopupBody").innerHTML = '<object classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=10,0,0,0" width="516" height="292" id="gvp_pop" align="middle"><param name="allowScriptAccess" value="sameDomain" /><param name="allowFullScreen" value="true" /><param name="FlashVars" value="_vidSrc='+ pVidSrc +'"><param name="movie" value="/media/en_US/360s/'+singleVidPath+'.swf" /><param name="quality" value="high" /><param name="bgcolor" value="#ffffff" />	<embed src="/media/en_US/360s/'+singleVidPath+'.swf" FlashVars="_vidSrc='+pVidSrc+'" allowfullscreen="true" style="width:516px;height:292px" id="gvp_pop" quality="high" bgcolor="#ffffff" width="516" height="292" name="gvp_pop" align="middle" allowScriptAccess="sameDomain" allowFullScreen="false" type="application/x-shockwave-flash" pluginspage="http://www.adobe.com/go/getflashplayer" /></object>';
					}
				} else if(playerType == 'div') { 
					this.getElementObj("mainPopupBody").innerHTML = '<div align="center" style="width:'+pFrameWidth+'px;height:'+pFrameHeight+'px;overflow:hidden;text-align:center;margin-left:auto;margin-right:auto;"><iframe src="' + pFrameSrc + '"width="100%" height="100%" frameborder="0" align="left" scrolling="auto"></iframe></div>';
					if(! IE){$('mainPopupBody').focus();}
				} else if(playerType == 'gvp' || playerType == null){
					//this.getElementObj("mainPopupBody").innerHTML = '<object classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=10,0,0,0" width="516" height="415" id="gvp_pop" align="middle"><param name="allowScriptAccess" value="sameDomain" /><param name="allowFullScreen" value="true" /><param name="movie" value="ATT_GlobalVideoPlayer.swf?configXml=' + pConfig + '" /><param name="quality" value="high" /><param name="bgcolor" value="#ffffff" />	<embed src="ATT_GlobalVideoPlayer.swf?configXml=' + pConfig + '" allowfullscreen="true" style="width:516px;height:415px" id="gvp_pop" quality="high" bgcolor="#ffffff" width="516" height="292" name="gvp_pop" align="middle" allowScriptAccess="sameDomain" allowFullScreen="false" type="application/x-shockwave-flash" pluginspage="http://www.adobe.com/go/getflashplayer" /></object>';
				}
				$('popCloseButton').innerHTML = '<a href="javascript: void(0)" onClick="gvp.closePopup();">Close <img src="http://www.att.com/media/en_US/images/btn/btn_close-popup_red_AA0009RA.gif" border="0"/></a>';
			
			if (IE6) {
				//hideSelectOption(true);
			}
			this.divPopUp('mainPopupDiv',true);
			
		} catch(e) {
			// do nothing
			displayError(arguments.callee.toString(), e);
		}

	}	

	//--------------------------------------------
	// Name: overLayDiv
	// Desc: Expand the div to cover the whole document and you can still can see it
	// param: param = true for expand or false for shrink
	// return: nothing
	// Example how to call it: this.overLayDiv(true); or this.overLayDiv(false);
	this.overLayDiv = function overLayDiv(param) {
		try {
			var winW = 1, winH = 1;
			var v_filter = 0; v_opacity = 0;
			var v_name = "overlayDiv";
			var obj;

			obj = this.getElementObj(v_name);
			if (obj == null) {
				divElement = document.createElement("div");
				divElement.setAttribute('id', v_name);
				divElement.setAttribute('style', "z-index:50;");
				document.getElementsByTagName('body')[0].appendChild(divElement);
				obj = this.getElementObj(v_name);
			}

			if (param == true) {
				if (IE) {
					winW = document.body.scrollWidth;
					winH = document.body.scrollHeight ;
					var iebody = (document.compatMode && document.compatMode != "BackCompat") ? document.documentElement : document.body;
					if (winH < iebody.clientHeight) winH = iebody.clientHeight;
					v_filter ="alpha(opacity=50)";
					v_opacity = "50";
				} else {
					winW = document.width;
					winH = document.height;
					if (winH < window.innerHeight) winH = window.innerHeight;
					v_filter ="alpha(opacity=.5)";
					v_opacity = ".5";
				}
				obj.style.filter = v_filter;
				obj.style.opacity = v_opacity;
			}

			obj.style.position = "absolute";
			obj.style.top = "0px";
			obj.style.left = "0px";
			obj.style.height = winH + "px";
			obj.style.width = winW + "px";
			obj.style.backgroundColor = "black";
			return(v_name);
		} catch(e) {
			displayError(arguments.callee.toString());
		}

	} // end of overLayDiv

	//------------------------------------------
	// Name: visibleElement
	// Desc: Function to hide or show an element with visibility property. Pass in an id or object and it will hide the element.
	// param: p1 = id string or an object; status = true or false
	// return: nothing
	// Example how to call it: this.visibleElement("test", true)
	this.visibleElement = function visibleElement(p1, status) {
		try {
			var obj = this.getElementObj(p1);
			if (obj != undefined) {
				if (status == true) {
					obj.style.visibility = "";
				} else if (status == false) {
					obj.style.visibility = "hidden";
				}
			}
		} catch(e) {
			displayError(arguments.callee.toString());
		}
	}  // end of visibleElement

	
	//--------------------------------------------
	// Name: divPopUp
	// Desc: perform a div popup message
	// param: id = pass id of the div; visible = true for show div or false for hide div
	// return: nothing
	// Example how to call it: this.divPopUP("testDiv",true); or this.divPopUP("testDiv",false);
	this.divPopUp = function divPopUp(id, visible) {
		try {
			this.visibleElement(id, visible);
			if (visible)
				this.centerDiv(id);
		} catch(e) {
			displayError(arguments.callee.toString());
		}
	} // end of divPopUp
	
	
	//--------------------------------------------
	// Name: getElementObj
	// Desc: Function to get an obj of element. pass in an id and it return the obj
	// param: string of id
	// return: an object
	// Example how to call it: this.getElementObj("test", true)
	this.getElementObj = function getElementObj(param) {
		try {
			if (typeof param == 'object') {
				return param;
			}
			else {
				if (document.getElementById) { // W3C - Explorer 5+ and Netscape 6+
					return  document.getElementById(param);
				}
				else if (document.all) { // Explorer 4
					return document.all[param];
				}
				else if (document.layers) {  // NS4
					return document.layers[param];
				}
			}
		} catch(e) {
			displayError(arguments.callee.toString());
		}
	}  // end of getElementObj
	
	//--------------------------------------------
	// Name: flipBGFlash
	// Desc: Function to hide and show background flash
	// param: string of id
	// return: nothing
	this.flipBGFlash = function flipBGFlash(idToHide, visibilityOrDisplay) {
		try {
			if ($(idToHide) != null) {
				if(visibilityOrDisplay == 'visibility') {
					if($(idToHide).style.visibility == 'visible') {
						$(idToHide).setStyle({
						  visibility: 'hidden'
						});
	
					} else {
						$(idToHide).setStyle({
						  visibility: 'visible'
						});
					}
				} else if(visibilityOrDisplay == 'display') {
					if($(idToHide).style.display == 'block') {
						$(idToHide).hide();
					} else {
						$(idToHide).show();
					}
				}
			}
		} catch(e) {
			displayError(arguments.callee.toString());
		}
	}  // end of flipBGFlash

	// the following 3 methods encapsulate proper determination of existing OLAM customers
	this.isNumeric = function(inputVal) {
		if (isNaN(parseFloat(inputVal))) {
         	return false;
     	}
    	return true
	}
	
	this.getCookie = function(name) {
		var dc = document.cookie;
	  	var prefix = name + "=";
	 	var begin = dc.indexOf("; " + prefix);
	  	if (begin == -1) {
	    	begin = dc.indexOf(prefix);
	    	if (begin != 0) {
	    		return null;
	    	}
	  	} 
	  	else {
	    	begin += 2;
	    }
	  	var end = document.cookie.indexOf(";", begin);
	  	if (end == -1) {
	    	end = dc.length;
	    }
	  	return unescape(dc.substring(begin + prefix.length, end));
	}
	
	
	this.checkExistingMobilityCustomer = function() {
		var p_isCustomer = new String('false');
		var myCookie = this.getCookie('colam_ctn');
		if(this.isNumeric(myCookie.substr(0, 9))) {
			p_isCustomer = 'true';
		}
		//if(typeof console !== 'undefined') {console.log('called existing customer status: '+p_isCustomer);}
		return p_isCustomer;
	}


}
gvp = new gvpUtils();