var preloadFlag = false;
var preloadStack = new Array("preloadImages();","preloadCategoryHeadings();");
var pgPreloadImage = new Array();

var catNames = new Array("Entertainment","Announcements","Business","Holidays","Pets/Animals","Cars","Property","Jobs","Expert Services","Sales and Wants");

function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function preloader()
{
	for(j=0; j < preloadStack.length; j++)
	{
		eval(preloadStack[j]);
	}
}

function preloadImages() {
	if (document.images) {
		for(x=0;x<pgPreloadImage.length;x++){
			eval("pgPreloadImage"+x+"=newImage('"+pgPreloadImage[x]+"');");
		}
		preloadFlag = true;
	}
}

function preloadImage(imageUrl)
{
	pgPreloadImage[pgPreloadImage.length] = imageUrl;
}

function addToOnload(js)
{
	preloadStack[preloadStack.length] = js;
}

function preloadCategoryHeadings()
{
	for( i = 0 ; i < catNames.length ; i++ )
	{
		newImage( "/pagelets/createimage.php?t=heading&title=- " + catNames[i] );
	}
}

function highlightCategoryHeadings( cat )
{
	if( cat != 0 )
	{
		document.getElementById( "main-category-title" ).src = "/pagelets/createimage.php?t=heading&title=- " + catNames[cat-1];
		document.getElementById( "main-category-title" ).alt = catNames[cat-1];
		document.getElementById( "main-category-title" ).style.display = "";
	}
	else
	{
		if( currentCat != 0 || currentCat != "" )
		{
			document.getElementById( "main-category-title" ).src = "/pagelets/createimage.php?t=heading&title=- " + currentCat;
			document.getElementById( "main-category-title" ).alt = currentCat;
			document.getElementById( "main-category-title" ).style.display = "";
		}
		else
		{
			document.getElementById( "main-category-title" ).src = "";
			document.getElementById( "main-category-title" ).alt = "";
			document.getElementById( "main-category-title" ).style.display = "none";
		}
	}
}