窗体居中显示

1） 居中显示窗体

 

function(jqueryObj,widthValue,heightValue) {
	var leftValue = ($(window).width() - widthValue) / 2;
	var topValue = ($(window).height() - heightValue) / 2;
	$(jqueryObj).css({"left":leftValue,"top":topValue});
};