function TB_show(content,w,h) {

	try {
	
	 //隐藏所有的select
      var obj;
      obj=document.getElementsByTagName("SELECT");
      var i;
      for(i=0;i<obj.length;i++)
      obj[i].style.visibility="hidden";
      //隐藏所有的select结束
      
		if (document.getElementById("TB_window") == null) {
		$("body").append("<div id='TB_overlay'></div><div id='TB_window'></div>");
		$("#TB_overlay").click(TB_remove);
		}
		$(window).scroll(TB_position);
		TB_overlaySize();
		$("body").append("<div id='TB_load'>Loading....</div>");
		TB_load_position();
		
        TB_WIDTH = (w*1) + 30;
        TB_HEIGHT = (h*1) + 40;
        ajaxContentW = TB_WIDTH - 30;
        ajaxContentH = TB_HEIGHT - 45;
			
			
		$("#TB_window").append("<div id='TB_ajaxContent' style='width:"+ajaxContentW+"px;height:"+ajaxContentH+"px;'></div>");
		$("#TB_closeWindowButton").click(TB_remove);
		

          $("#TB_ajaxContent").html(content);
          TB_position();
    	
	      $("#TB_load").remove();
	      $("#TB_window").css({display:"block"});
	  
	  	$(window).resize(TB_position);
	
	} catch(e) {
		alert( e );
	}
}

//helper functions below

function TB_remove() {
	$("#TB_window").fadeOut("fast",function(){$('#TB_window,#TB_overlay').remove();});
	$("#TB_load").remove();
	//$(document).unkeyup();
  //  显示所有的select
  var obj;
  obj=document.getElementsByTagName("SELECT");
  var i;
  for(i=0;i<obj.length;i++)
  obj[i].style.visibility="visible";
 //  显示所有的select结束
	return false;
}

function TB_position() {
	var pagesize = TB_getPageSize();	
	var arrayPageScroll = TB_getPageScrollTop();
	
	$("#TB_window").css({width:TB_WIDTH+"px",left: ((pagesize[0] - TB_WIDTH)/2)+"px", top: (arrayPageScroll[1] + ((pagesize[1]-TB_HEIGHT)/2))+"px" });
	TB_overlaySize();
}

function TB_overlaySize(){
	if (window.innerHeight && window.scrollMaxY) {	
		yScroll = window.innerHeight + window.scrollMaxY;
	} else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac
		yScroll = document.body.scrollHeight;
	} else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
		yScroll = document.body.offsetHeight;
  	}
	$("#TB_overlay").css("height",yScroll +"px");
}

function TB_load_position() {
	var pagesize = TB_getPageSize();
	var arrayPageScroll = TB_getPageScrollTop();

	$("#TB_load")
	.css({left: ((pagesize[0] - 100)/2)+"px", top: (arrayPageScroll[1] + ((pagesize[1]-100)/2))+"px" })
	.css({display:"block"});
}



function TB_getPageScrollTop(){
	var yScrolltop;
	if (self.pageYOffset) {
		yScrolltop = self.pageYOffset;
	} else if (document.documentElement && document.documentElement.scrollTop){	 // Explorer 6 Strict
		yScrolltop = document.documentElement.scrollTop;
	} else if (document.body) {// all other Explorers
		yScrolltop = document.body.scrollTop;
	}
	arrayPageScroll = new Array('',yScrolltop) 
	return arrayPageScroll;
}

function TB_getPageSize(){
	var de = document.documentElement;
	var w = window.innerWidth || self.innerWidth || (de&&de.clientWidth) || document.body.clientWidth;
	var h = window.innerHeight || self.innerHeight || (de&&de.clientHeight) || document.body.clientHeight;
	
	arrayPageSize = new Array(w,h) 
	return arrayPageSize;
}



function befaint(obj,n)
{
    if(n==0)
    {
        $(obj).fadeOut(2000,function(){$(this).remove();});
    }
    else if(n==1)
    {
        $(obj).parent().fadeOut(2000,function(){$(this).remove();});
    }
    else if(n==2)
    {
        $(obj).parent().parent().fadeOut(2000,function(){$(this).remove();});
    }
    else if(n==3)
    {
        $(obj).parent().parent().parent().fadeOut(2000,function(){$(this).remove();});
    }
    else if(n==4)
    {
        $(obj).parent().parent().parent().parent().fadeOut(2000,function(){$(this).remove();});
    }
}