DOM = (document.getElementById) ? true : false;
NS4 = (document.layers) ? true : false;
IE 	= (document.all) ? true : false;

function popWin(name,wparam,hparam,offsetLeft,useScreenLeft,offsetTop,useScreenTop,urlString,scrollers) {

	parentLeft = 0;
	parentTop = 0;
	
	w = wparam;
	h = hparam;       

	if (DOM || IE) {
	
		parentLeft  	= (useScreenLeft)   ? offsetLeft                    : (window.screenLeft + offsetLeft);
		parentTop   	= (useScreenTop)    ? offsetTop                     : (window.screenTop + offsetTop);									
		parentLeft  	= isNaN(parentLeft) ? (window.screenX + offsetLeft) : parentLeft;
		parentTop   	= isNaN(parentTop)  ? (window.screenY + offsetTop)  : parentTop;	                                
	
	} else if (NS4) {
	
		parentLeft      = (useScreenLeft)   ? offsetLeft                    : (window.screenX + offsetLeft);
		parentTop       = (useScreenTop)     ? offsetTop                    : (window.screenY + offsetTop);	
	
	} 

	window.open(urlString,name,"height=" + h + ",width=" + w + ",scrollbars=" + scrollers + ",top=" + parentTop + ",left=" + parentLeft + ""); 

}