function showpic(pic)
{
		   var soucepic=pic.getAttribute("href");
		   var setpic=document.getElementById("mypic");
		   setpic.setAttribute("src",soucepic)
		   var souceinfo=pic.getAttribute("title");
		   var setinfo=document.getElementById("mycontent");
		   setinfo.innerHTML=souceinfo;
		   setpic.setAttribute("alt",souceinfo);
		   }