function popup(pageURL,W,H) {
	//center popup window
	if (screen && (screen.width > W)) {
		T = ((screen.height-H) / 2);
		L = ((screen.width-W) / 2);
		var positionCode = ",top="+T+",left="+L+",height="+H+",width="+W;
	}
	else {
		var positionCode = ""
	}
   popWin = window.open(pageURL,'Info','scrollbars=yes'+positionCode);
	//if (screen && (screen.width > W)) {
   //	popWin.moveTo(L,T);
	//	popWin.resizeTo(W,H);
	//	popWin.focus();
	//}
	
	popWin.focus();
}