// JavaScript Document
function findPos(obj) {
	var is_chrome = navigator.userAgent.toLowerCase().indexOf('chrome') > -1;
	var is_safari = navigator.userAgent.toLowerCase().indexOf('safari') > -1;
	if(is_chrome || is_safari){
		var h = window.innerHeight;
		var w = window.innerWidth;

		return [w + "-" + h]
	}else{
		var curleft = curtop = 0;
		if (obj.offsetParent) {
			do {
				curleft += obj.offsetLeft;
				curtop += obj.offsetTop;
			} while (obj = obj.offsetParent);
		}
	}

	return [curleft + "-" + curtop];
}

window.onresize = function(){
	var pos = new String(findPos($('pos2')));
	
	pos = pos.split("-");
	var align = pos[0]/2-500;
	var valign = pos[1]/2-240;
	var userAgent = navigator.userAgent.toLowerCase();

	if(userAgent.indexOf('msie') > -1){
		$('wrap_top').innerHTML = '&nbsp;<style type="text/css">#wrapper{margin-top:' + Math.round(valign) + 'px;margin-left:' + Math.round(align) + 'px;}</style>';
	}else if(userAgent.indexOf('safari') > -1){
		$('wrap_top').innerHTML = '<style type="text/css">#wrapper{margin-top:' + Math.round(valign) + 'px;margin-left:' + Math.round(align) + 'px;}</style>';
	}else{
		$('wrap_top').innerHTML = '<style type="text/css">#wrapper{margin-top:' + Math.round(valign) + 'px;margin-left:' + Math.round(align) + 'px;}</style>';
	}
}