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

function enterShow() {
	var offset = $("#site").offset();
	var left = offset.left + 550 + "px";
	$("#enter_div").css( 'left', left );
	$("#enter_div").show("normal");

		//document.getElementById('enter_div').style.left = document.getElementById('site').offsetLeft + 550 + "px";
		//document.getElementById('enter_div').style.visibility = "visible";
}
function enterHide() {
	$("#enter_div").hide("normal");
}