$(window).ready(function()
{
	set_div_height();
});


//左右两侧等高
function set_div_height()
{
	var hl=$("#div_left").height();
	var hr=$("#div_right").height()+80;
	if(hl>=hr)
	{
		$("#div_right").css("height",hl-80);
	}
	if(hl<hr)
	{
		$("#div_left").css("height",hr);
		$("#div_left").css("background","url(images/bg_l.png) repeat");
	}
}