// Global js functions for meephoto.com

var high="_high"
var ext=".gif"

function preLoadImg()
{
	if (document.images)
	{
		nav0 = new Image();
		nav1 = new Image();
		nav2 = new Image();
		nav3 = new Image();
		nav4 = new Image();
		nav5 = new Image();
		nav6 = new Image();
		nav7 = new Image();
		nav8 = new Image();
		nav0.src = "images/navHome_high.gif";
		nav1.src = "images/navWeddings_high.gif";
		nav2.src = "images/navFamily_high.gif";
		nav3.src = "images/navBarmitzvah_high.gif";
		nav4.src = "images/navCorporate_high.gif";
		nav5.src = "images/navGallery_high.gif";
		nav6.src = "images/navStudio_high.gif";
		nav7.src = "images/navAbout_high.gif";
		nav8.src = "images/navContact_high.gif";
	}
}

function swapImage(aImg)
{
	document.images[aImg].src="images/"+aImg+high+ext;
}

function unSwapImage(aImg)
{
	document.images[aImg].src="images/"+aImg+ext;
}

function launchViewer(url,name,props)
{
	window.open(url,name,props);
}

function switchImage( aImg )
{
	var ext=".jpg";
	thumbImg=eval("document." + aImg + ".src");
	delimPos=thumbImg.indexOf("_");
	newName=thumbImg.substring("0",delimPos);
	newImg=newName + ext;
//	newImg=eval("document." + newImg + ".src");
	document.centerpic.src=newImg;
}