var op = /opera 5|opera\/5/i.test(navigator.userAgent);
var ie = !op && /msie/i.test(navigator.userAgent);	// preventing opera to be identified as ie
var mz = !op && /mozilla\/5/i.test(navigator.userAgent);	// preventing opera to be identified as mz

function popUpModal(strUrl, width, height){
	if (!height) height = 500;
	if (!width) width = 560;

	var popUpM
	popUpM = window.showModalDialog(strUrl,"","dialogHeight: "+ height +"px; dialogWidth: "+ width +"px; dialogTop: 200px; dialogLeft: 200px; edge: Raised; center: No; help: No; resizable: Yes; status: No; scroll: No;");
	return popUpM;
}

function popUp(strUrl, width, height){
	if (!height) height = 500;
	if (!width) width = 560;

	var popUp
	popUp = window.open(strUrl,new Date().getTime(),"height="+height+",width="+width+",status=no,scrollbars=no,toolbar=no,menubar=no,location=no");
	return popUp;
}

function window_onload(myfunc) {
	if (ie && window.attachEvent)
	{
		window.attachEvent("onload", myfunc);
	}
}