/*******************************************************************
AUTHOR:		TG
SYNOPSIS:	Checkout button anti - spammerage
History:	24 Nov 03 -	Created
********************************************************************/
var alreadySubbed = false;
function warnUser() {
	if (alreadySubbed) {
		alert("You have already pressed the submit button.  \n\nPlease wait until the page has completed processing your order. \n\nThis can take up to 30 seconds");
		return false;
	}
	else {
		alreadySubbed = true;
		return true;
	}
}


/*******************************************************************
AUTHOR:		TG
SYNOPSIS:	BW rollover code
History:	24 Nov 03 -	Created
********************************************************************/
function initRollovers() {
	if (!document.getElementById) return
	
	var aPreLoad = new Array();
	var sTempSrc;
	var aImages = document.getElementsByTagName('img');

	for (var i = 0; i < aImages.length; i++) {		
		if (aImages[i].className == 'imgover') {
			var src = aImages[i].getAttribute('src');
			var ftype = src.substring(src.lastIndexOf('.'), src.length);
			var hsrc = src.replace(ftype, '_o'+ftype);

			aImages[i].setAttribute('hsrc', hsrc);
			
			aPreLoad[i] = new Image();
			aPreLoad[i].src = hsrc;
			
			aImages[i].onmouseover = function() {
				sTempSrc = this.getAttribute('src');
				this.setAttribute('src', this.getAttribute('hsrc'));
			}	
			
			aImages[i].onmouseout = function() {
				if (!sTempSrc) sTempSrc = this.getAttribute('src').replace('_o'+ftype, ftype);
				this.setAttribute('src', sTempSrc);
			}
		}
	}
}






/*******************************************************************
AUTHOR:		TG
SYNOPSIS:	Increase/decrease size of images in ProductLists
History:	15 Nov 02	Created
********************************************************************/
function magnify(obj, img) {
	var reduceString = 'Reduce';
	var increaseString = 'Enlarge';

	if (!document.getElementById) return;

	var myObj = document.getElementById(obj);

	// You want a big one Sir? ohh... 
	if (myObj.innerHTML == increaseString) {
		document.getElementById(img).width=100;
		myObj.innerHTML = reduceString;
	}
	else {
		document.getElementById(img).width=50;
		myObj.innerHTML = increaseString;
	}
}

/*******************************************************************
AUTHOR:		TG
SYNOPSIS:	Make image container visible in ProductLists
History:	15 Nov 02	Created
********************************************************************/
function magnLoad(obj) {
	if (!document.getElementById) return;

	document.getElementById(obj).style.visibility = 'visible';
}



/*******************************************************************
AUTHOR:		TG
SYNOPSIS:	Set tabs in viewproduct 
History:	22 Oct 03	Created
********************************************************************/
function vwSwop (obj) {
	if(!document.getElementById) return;
	
	var swopPos = obj.parentNode;


	//Reset tabs
	for (var i=0; i < swopPos.childNodes.length;i++){
		var ele = swopPos.childNodes[i];
		ele.className = "vwFaded";
		ele.childNodes[1].src = "/images/wdFaded.gif";
		
		var targetEle = document.getElementById(ele.childNodes[0].nodeValue);

		if (targetEle != 'undefined'){
			targetEle.style.display = "none";
			targetEle.style.visibility = "hidden";
			}
		}
		
	//force chosen tab to front
	obj.className = "vwFore";
	
	obj.childNodes[1].src = "/images/wdNavy.gif";
	
	//Reveal associated content
	var targetEle = document.getElementById(obj.childNodes[0].nodeValue);

	if (targetEle != 'undefined') {
		targetEle.style.display = "block";
		targetEle.style.visibility = "visible";		
		}
}




function xpGetOffsetTop (obj, oTote) {
	if(arguments.length == 1) 	oTote = 0;
	oTote += obj.offsetTop;
	if(obj.offsetParent.tagName != "BODY") 	oTote = xpGetOffsetTop(obj.offsetParent, oTote);
	return oTote;
}	


function xpGetOffsetLeft (obj, oTote) {
	if(arguments.length == 1) 	oTote = 0;
	oTote += obj.offsetLeft;
	if(obj.offsetParent.tagName != "BODY") 	oTote = xpGetOffsetLeft(obj.offsetParent, oTote);
	return oTote;
}


//populate Genre1
function getCategories(callee) {

	var cboPlat = callee;
	var cboG1 = callee.form.cboGenre1;
	var cboG2 = callee.form.cboGenre2;	
	var blnHasOptions = false;

	//Clear Genre Boxes
	cboG1.options.length=0;
	cboG2.options.length=0;	

	//Do we have a match on the selected platform?
	for (var i=0;i<ccArray.length;i++) {
		if (ccArray[i][0] == cboPlat.options[cboPlat.selectedIndex].text) {
		
			//If we have matches then instructions
			if(!blnHasOptions) addElement('Select a category...', 'x', cboG1); 
			blnHasOptions = true;
			
			//Add a new option
			addElement(ccArray[i][1], ccArray[i][3], cboG1); 
		}
	}
}


//populate Genre2
function getSubCategories(callee) {
	var cboPlat = callee.form.cboPlatforms;
	var cboG1 = callee.form.cboGenre1;
	var cboG2 = callee.form.cboGenre2;	
	var blnHasOptions = false;

	//Clear Sub Genre Box
	cboG2.options.length=0;	

	//Do we have a match on the selected platform and category?
	for (var i=0;i<ccArray.length;i++) {
		if (ccArray[i][0] == cboPlat.options[cboPlat.selectedIndex].text &&
			ccArray[i][1] == cboG1.options[cboG1.selectedIndex].text) {
		
			if (cboG1.options[cboG1.selectedIndex].text == 'Hardware') callee.form.cbxIncludeUnrated.checked=true;

			//If we have matches then instructions
			if(!blnHasOptions) addElement('Select a sub-category...', 'x', cboG2); 
			blnHasOptions = true;
			
			//Add a new option
			//alert('txt='+txt + ' val='+val)
			addElement(ccArray[i][2], ccArray[i][3], cboG2); 
		}
		//cboG2.options[1]=null;
	}
}


//Add a new option
function addElement(txt, val, combo) {
	if (txt == '') return;
	
	if(combo.options.length > 0 && txt == combo.options[combo.options.length-1].text) return;

	combo.options[combo.options.length] = new Option(txt, val, false, false);
}


function showCvcWindow()
	{
		strWin = window.open ("/help/cvvhelp.aspx", "cvvhelp", "toolbar=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=450,height=440");
	}
	
	
	
	
function urlencode(strText) {                             
    var isObj;
    var trimReg;
	if( typeof(strText) == "string" ) {
		if( strText != null ) {
			trimReg = /(^\s+)|(\s+$)/g;
			strText = strText.replace( trimReg, '');
			for(i=32;i<256;i++) {               
				strText = strText.replace(String.fromCharCode(i),escape(String.fromCharCode(i)));                                                                 
			}
		}
    }          
	return strText;
}


function submitForm(){
	document.frmLogin2.strBackURL.value+='&mail='+urlencode(document.frmLogin2.strUsername.value);
	document.frmLogin2.submit();
}