// generic Functions for onsiteassociates.com

// popup window function

function popWin(popURL,windowName,width,height){
	window.open(popURL, windowName, "toolbar=yes,location=yes,status=yes,menubar=yes,scrollbars=yes,width="+width+",height="+height+",resizable=yes" );
	}
    
// browser check
 var IE = navigator.appVersion.indexOf("MSIE")>0;
 var msieIndex = navigator.appVersion.indexOf("MSIE") + 5;
 var version = parseFloat(navigator.appVersion.substr(msieIndex,3))
 var IE4 = IE && version>=4 && version<5;
 var IE5 = IE && version>=5;
 var Macintosh = navigator.userAgent.indexOf('Mac')>0;

// preload images
function preload(imgObj,imgSrc) {
	if (document.images) {
		eval(imgObj+' = new Image()')
		eval(imgObj+'.src = "'+imgSrc+'"')
	}
}

// image flipper
function changeImage(layer,imgName,imgObj) {
	if (document.images) {
		if (document.layers && layer!=null) eval('document.'+layer+'.document.images["'+imgName+'"].src = '+imgObj+'.src')
		else document.images[imgName].src = eval(imgObj+".src")
	}
}