// JavaScript Document

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

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}


function preloadImages() {
	if (document.images) {
		nav_01_ImageMap_04_over = newImage("images/nav_01-ImageMap_04_over.gif");
		nav_01_ImageMap_03_over = newImage("images/nav_01-ImageMap_03_over.gif");
		nav_01_ImageMap_01_over = newImage("images/nav_01-ImageMap_01_over.gif");
		preloadFlag = true;
	}
}


//next-prev
function changeImages2() {
	if (document.images && (preloadFlag2 == true)) {
		for (var i=0; i<changeImages2.arguments.length; i+=2) {
			document[changeImages2.arguments[i]].src = changeImages2.arguments[i+1];
		}
	}
}

var preloadFlag2 = false;
function preloadImages2() {
	if (document.images) {
		nextprev_01_ImageMap_02_over = newImage("images/nextprev_01-ImageMap_02_ove.gif");
		nextprev_01_ImageMap_01_over = newImage("images/nextprev_01-ImageMap_01_ove.gif");
		preloadFlag2 = true;
	}
}



//for all
function popup(strURL,strType,strHeight,strWidth) {
var strOptions="";
if (strType=="console") strOptions="resizable,scrollbars,height="+strHeight+",width="+strWidth;
if (strType=="fixed") strOptions="status,height="+strHeight+",width="+strWidth;
if (strType=="elastic") strOptions="toolbar,menubar,scrollbars,resizable,location,height="+strHeight+",width="+strWidth;
new_window=window.open(strURL, 'newWin', strOptions);
new_window.focus();
}

function zpop() {
popup("weightwatchers.php","fixed",200,500);
return false;
}