// ---------------------------------------------------	*
// UTILITY.JS											*
// Pop-ups, promotion-specific functions	*
// ---------------------------------------------------	*



$(function() {
		prepareLinks();
      });




// ~~~~~pop-ups~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
function prepareLinks() {
	
	if(document.getElementsByTagName) {
		var link = document.getElementsByTagName('a');
		var area = document.getElementsByTagName('area');
	} else { 
		var link = document.links;
	}
	
	for(j=0; j<area.length; j++) {
		//uses the class attribute for image map because "rel" is an invalid attribute for area tags
		var linkClass = area[j].className;

		if(linkClass == 'subWindow') { //sub window in image map
			area[j].onclick = function() {
				return newWindow(this.getAttribute('href'));
			}
		}		
	}
	
	for(i=0; i<link.length; i++) {
		//uses the "rel" attribute of the link to determine link behavior
		var linkBehavior = link[i].getAttribute('rel');
		
		if(linkBehavior == 'pop') { //pop-up
			link[i].onclick = function() {
				return openPrize(this.getAttribute('href'));
			}
		}	

		if(linkBehavior == 'popcenter') { //pop-up centered
			link[i].onclick = function() {
				return openPrizeCntr(this.getAttribute('href'));
			}
		}	

		if(linkBehavior == 'sub') { //sub window
			link[i].onclick = function() {
				return newWindow(this.getAttribute('href'));
			}
		}

		if(linkBehavior == 'external') { //new full browser window
			link[i].onclick = function() {
				return externalWindow(this.getAttribute('href'));
			}
		}

		if(linkBehavior == 'close') {//for close buttons
			link[i].onclick = function() {
				return closeWindow();
			}
		}
		
		if(linkBehavior == 'tb_close') {//for thickbox close buttons
			if(window.opener){//checks to see if this is a sub-window
				link[i].onclick = function() {
					return closeWindow();
				}
			}
			else {//implements close functionality for a thickbox pop-up
				link[i].onclick = function() {
					return closeTBWindow();
					
				}
			}
			
		}
		
		if(linkBehavior == 'back') {//for back buttons
			link[i].onclick = function() {
				return goBack();
			}
		}
		
		if(linkBehavior == 'print') {//for back buttons
			link[i].onclick = function() {
				return printPage();
			}
		}
		
	}	
}


//____________ JS buttons ____________
function closeWindow() {
	self.close();
	return false;
}

function closeTBWindow() {
	//var t=setTimeout("alert('focused');",3000);
	self.parent.tb_remove();
	return false;
}

function goBack() {
	history.go(-1);
	return false;
}

function printPage() {
	window.print();
	return false;
}


// ____________ pop-up variations _________________
// ____________ flash pop up _________________
function flashPopUp(url) { //called inline in flash movie
	newwindow=window.open("page.do?page="+url,"prize","width=765,height=685,scrollTo,resizable=0,scrollbars=1");
	if (window.focus) {newwindow.focus()}
}


// ----- html functions -----
function openPrize(url) {
	newwindow=window.open(url,"prize","width=420,height=400,scrollTo,resizable=0,scrollbars=1");
	if (window.focus) {newwindow.focus()}
	return false;	
}

function newWindow(url) {
	newwindow=window.open(url,"window","width=1200,height=900,scrollTo,resizable,status,directories,menubar,location,toolbar,scrollbars");
	if (window.focus) {newwindow.focus()}
	return false;
}


function externalWindow(url) {
	newwindow=window.open(url,"external");
	if (window.focus) {newwindow.focus()}
	return false;
}

function openPrizeCntr(url) {
	
	popWidth= 420;
	popHeight= 400;
	var t = (screen.height-popHeight)/2;
	var l = (screen.width-popWidth)/2;
	newwindow=window.open(url,"prizecntr","width="+popWidth+",height="+popHeight+",top="+t+",left="+l+"scrollTo,resizable=0,scrollbars=1");
	if (window.focus) {newwindow.focus()}
	return false;	
}



// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~