function showVideo(id) {
	document.write("<object width=\"255\" height=\"225\"><param name=\"movie\" value=\"http://www.youtube.com/v/"+id+">&amp;hl=en&amp;fs=1\"></param><param name=\"allowFullScreen\" value=\"true\"></param><param name=\"allowscriptaccess\" value=\"always\"></param><embed src=\"http://www.youtube.com/v/"+id+"&amp;hl=en&amp;fs=1\" type=\"application/x-shockwave-flash\" allowscriptaccess=\"always\" allowfullscreen=\"true\" width=\"255\" height=\"225\"></embed></object>");
}

function goTop(acceleration, time) {
 acceleration = acceleration || 0.1;
 time = time || 16;
 
 var x1 = 0;
 var y1 = 0;
 var x2 = 0;
 var y2 = 0;
 var x3 = 0;
 var y3 = 0;
 
 if (document.documentElement) {
  x1 = document.documentElement.scrollLeft || 0;
  y1 = document.documentElement.scrollTop || 0;
 }
 if (document.body) {
  x2 = document.body.scrollLeft || 0;
  y2 = document.body.scrollTop || 0;
 }
 var x3 = window.scrollX || 0;
 var y3 = window.scrollY || 0;
 
 // 滚动条到页面顶部的水平距离
 var x = Math.max(x1, Math.max(x2, x3));
 // 滚动条到页面顶部的垂直距离
 var y = Math.max(y1, Math.max(y2, y3));
 
 // 滚动距离 = 目前距离 / 速度, 因为距离越来越小, 速度是大于 1 的数, 所以滚动距离会越来越小
 var speed = 1.2 + acceleration;
 window.scrollTo(Math.floor(x / speed), Math.floor(y / speed));
 
 // 如果距离不为零, 继续调用迭代本函数
 if(x > 0 || y > 0) {
  var invokeFunction = "goTop(" + acceleration + ", " + time + ")";
  window.setTimeout(invokeFunction, time);
 }
}

var t=0;
window.onload=window.onresize=function(){
	var a=document.getElementById("kevin");
	if(a!=null){
		if(document.body.clientHeight-36<=450){
			a.style.height=450+"px";
		}else{
			a.style.height=(document.body.clientHeight-36)+"px";
		}
		if(document.body.clientWidth<=1000){
			a.style.width=1000+"px";
		}else{
			a.style.width=document.body.clientWidth+"px";
		}
	}
}