function openWin(url,w,h) {

	//sets desired width
	widthString = "width="+w;
	
	//sets desired height
	heightString = ",height="+h;
	
	//sets remaining preferences as desired
	settingsString=",location=no,directories=no,scrollbars=yes,resizable=yes,toolbar=no,menubar=no,status=no";

	//combines desired preferences
	settings = widthString + heightString + settingsString;
	
	aWindow=window.open(url,"_blank", settings);
	
	aWindow.focus();
	aWindow.focus();

}