function leadFrameTo(url)
{
    parent.frames['mainFrame'].location.href = url;
}

function blinkflash(){
	var blinks = document.getElementsByTagName('blink');
	if(blinks.length > 0){
		window.setInterval(blink,1000); //闪动间隔(单位毫秒)
	}
	function blink(){
		var blinks = document.getElementsByTagName('blink');
		for(var i = 0; i < blinks.length; i++){
			var cb = blinks[i].style;
			cb.visibility = cb.visibility == 'visible'
					?'hidden'
					:'visible';
		}
	}
}
function Checklogin()
   {
      var mail = document.getElementById("ctl00$Right1$txtSubscibeMail");
     
      var isValid = true;
      if(mail.value.length!=0) 
  {
      if (mail.value.charAt(0)=="." ||         
         mail.value.charAt(0)=="@"||        
         mail.value.indexOf('@', 0) == -1 ||  
         mail.value.indexOf('.', 0) == -1 ||  
         mail.value.lastIndexOf("@")==mail.value.length-1 ||  
         mail.value.lastIndexOf(".")==mail.value.length-1) 
     { 
      isValid=false;
      alert("Your Email Address is not correct！"); 
      mail.focus(); 
       
      } 
   }
      else
      {
         isValid=false;
         alert('please input Email!');
         mail.focus();
      }
      
      return isValid;
   }
   
function $(objectId){
   if(document.getElementById && document.getElementById(objectId)){
      // W3C DOM
      return document.getElementById(objectId);
   }
   else if (document.all && document.all(objectId)){
      // MSIE 4 DOM
      return document.all(objectId);
   }
   else if (document.layers && document.layers[objectId]){
      // NN 4 DOM.. note: this won't find nested layers
      return document.layers[objectId];
   }
   else{
      return false;
   }
}

function resutFields(whichForm){
	 for(var i=0;i<whichForm.elements.length;i++){
	    var element = whichForm.elements[i];
	    if(element.type == "submit") continue;
	    if(element.type == "button") continue;
	    if(!element.defaultValue) continue;
	    
	    element.onfocus = function(){
	       if(this.value==this.defaultValue){
	          this.value = "";
	       }	
	    }	
	    
	    element.onblur = function(){
	       if(this.value==""){
	          this.value = this.defaultValue;
	       }	
	    }
	 }
}




function init(){
	 resutFields($("aspnetForm"));
}
function expand(objId) {
    var layer = $(objId);
    if ( layer.style.display == 'block' || layer.style.display == '')
        layer.style.display = 'none';
    else
        layer.style.display = 'block';
}

function startList() 
{
  if (document.all&&document.getElementById) 
  {
    navRoot = document.getElementById("nav");
    for (i=0; i<navRoot.childNodes.length; i++) 
    {
      node = navRoot.childNodes[i];
      if (node.nodeName=="LI") 
      {
        node.onmouseover=function() 
        {
          this.className+=" over";
        }
        node.onmouseout=function() 
        {
          this.className=this.className.replace(" over", "");
        }
      }
    }
  }
}
function gon(prefix, num){
        e = document.getElementById("airline_service_title_" + num);
        var t = e.offsetTop;
        var l = e.offsetLeft;
        while (e = e.offsetParent) {
            t += e.offsetTop;
            l += e.offsetLeft;
        }
        document.getElementById(prefix + num).style.left = l + 200 + "px";
        document.getElementById(prefix + num).style.top = t + 0 + "px";
        document.getElementById(prefix + num).style.display = "";
    }
    
    function gout(prefix, num){
        document.getElementById(prefix + num).style.display = "none";
    }
    
  
function loadfunction()
{
    startList(); 
    init();
    blinkflash();
}

window.onload = function(){
    loadfunction();
    
}

//window.onload=startList;