$(document).ready(function(){
	checkWrapHeight()
});


$(window).resize(function(){
	checkWrapHeight()
});

var ach = 0;
function checkWrapHeight()
{
	var wh 		= $('#wrap').height();
	var winh 	= $(window).height();
	if(wh < winh)
	{
		var ch = $('#content').height();
		if(!ach)
		{
			ach		= ch;
		}
		var nch = ch+(winh-28-wh);
		if(nch > ach)
		{
			$('#content').height(nch);
		}
	}
}