var delta=0.08
	var collection;
	function floaters() {
		this.items	= [];
		this.addItem	= function(id,x,y,content)
				  {
					document.write('<DIV id='+id+' style="Z-INDEX: 10; POSITION: absolute;  width:80px; height:60px;left:'+(typeof(x)=='string'?eval(x):x)+';top:'+(typeof(y)=='string'?eval(y):y)+'">'+content+'</DIV>');
					
					var newItem				= {};
					newItem.object			= document.getElementById(id);
					newItem.x				= x;
					newItem.y				= y;

					this.items[this.items.length]		= newItem;
				  }
		this.play	= function()
				  {
					collection				= this.items
					setInterval('play()',10);
				  }
		}
		function play()
		{

			for(var i=0;i<collection.length;i++)
			{
				var followObj		= collection[i].object;
				var followObj_x		= (typeof(collection[i].x)=='string'?eval(collection[i].x):collection[i].x);
				var followObj_y		= (typeof(collection[i].y)=='string'?eval(collection[i].y):collection[i].y);

				if(followObj.offsetLeft!=(document.body.scrollLeft+followObj_x)) {
					var dx=(document.body.scrollLeft+followObj_x-followObj.offsetLeft)*delta;
					dx=(dx>0?1:-1)*Math.ceil(Math.abs(dx));
					followObj.style.left=followObj.offsetLeft+dx;
					}

				if(followObj.offsetTop!=(document.body.scrollTop+followObj_y)) {
					var dy=(document.body.scrollTop+followObj_y-followObj.offsetTop)*delta;
					dy=(dy>0?1:-1)*Math.ceil(Math.abs(dy));
					followObj.style.top=followObj.offsetTop+dy;
					}
				followObj.style.display	= '';
			}
		}	
		
	var theFloaters		= new floaters();
	//右面
	theFloaters.addItem('followDiv1','document.body.clientWidth-106',80,'<EMBED src=images/duilian.swf quality=high  WIDTH=100 HEIGHT=300 TYPE=application/x-shockwave-flash id=ad wmode=opaque></EMBED>');
	//左面
	theFloaters.addItem('followDiv2',6,80,'<EMBED src=images/duilian.swf quality=high  WIDTH=100 HEIGHT=300 TYPE=application/x-shockwave-flash id=ad wmode=opaque></EMBED>');
	theFloaters.play();
	
//图片格式调用方法
//<a href=http://www.makewing.com/lanren/ target=_blank><img src=images/ad_100x300.jpg border=0></a>


	   function DoLogin() {

	      var UsernameGet = trim(document.loginForm.UsernameGet.value);
		  var PasswordGet = trim(document.loginForm.PasswordGet.value);
		  var Verifycode = trim(document.loginForm.Verifycode.value);

          if(UsernameGet == "") {
		    alert("请输入会员登录名！");
			document.loginForm.UsernameGet.focus();
		    return false;
		  } 
		  if(PasswordGet == "") {
		    alert("请输入密码！");
			document.loginForm.PasswordGet.focus();
		    return false;
		  } 
		  if(Verifycode == "") {
		    alert("请输入验证码！");
			document.loginForm.Verifycode.focus();
		    return false;
		  }  
		  
		  
		 }

           function trim(inputString) {
	   
              if (typeof inputString != "string") { return inputString; }
              var retValue = inputString;
              var ch = retValue.substring(0, 1);
              while (ch == " ") { 
	          //检查字符串开始部分的空格
                  retValue = retValue.substring(1, retValue.length);
                  ch = retValue.substring(0, 1);
              }
              ch = retValue.substring(retValue.length-1, retValue.length);
              while (ch == " ") {
                 //检查字符串结束部分的空格
                 retValue = retValue.substring(0, retValue.length-1);
                 ch = retValue.substring(retValue.length-1, retValue.length);
              }
              while (retValue.indexOf("  ") != -1) { 
	         //将文字中间多个相连的空格变为一个空格
                 retValue = retValue.substring(0, retValue.indexOf("  ")) + retValue.substring(retValue.indexOf("  ")+1, retValue.length); 
              }
              return retValue;
           }