// BrowserCheck Variables
var ie4 = (document.all && !document.getElementById) ? true : false;
var ns4 = (document.layers) ? true : false;
var ie5 = (document.all && document.getElementById) ? true : false;
var ns6 = (document.getElementById && !document.all) ? true : false;
var ismac = (navigator.appVersion.indexOf("Mac") != -1)? true:false;

var imageWindow;

function openImageWindow(imagetoOpen, width, height){
		if( (navigator.userAgent.toLowerCase().indexOf("win")) >0 && (ie4 ||ie5)){height = height -20;}
		var wintoOpen ='image_win_url.html?' + imagetoOpen;
		imageWindow = window.open(wintoOpen, "ImageView", "left=10,top=0,toolbar=no,location=no,directories=no,status=no,menubar=yes,screenX=0,width=" + width + ",height=" + height + ",screenY=0,scrollbars=no,resizable=no");
        imageWindow.focus();
         }
                  
function checkimageWindow()
{
	if(imageWindow){
	if(!imageWindow.closed)
	{imageWindow.close();}
	}
}