function fixPNG(myImage) 
{ 
    var arVersion = navigator.appVersion.split("MSIE"); 
    var version = parseFloat(arVersion[1]); 

    if ((version >= 5.5) && (version < 7) && (document.body.filters)) 
    { 
        var imgID = (myImage.id) ? "id='" + myImage.id + "' " : ""; 
        var imgClass = (myImage.className) ? "class='" + myImage.className + "' " : ""; 
        var imgTitle = (myImage.title) ? "title='" + myImage.title + "' " : "title='" + myImage.alt + "' "; 
        var imgStyle = "display:inline-block;" + myImage.style.cssText; 
        var strNewHTML = "<span " + imgID + imgClass + imgTitle 
            + " style=\"" + "width:" + myImage.width 
            + "px; height:" + myImage.height 
            + "px;" + imgStyle + ";" 
            + "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader" 
            + "(src=\'" + myImage.src + "\', sizingMethod='scale');\"></span>"; 
        myImage.outerHTML = strNewHTML; 
    } 
} 
function MM()
{

  
 document.oncontextmenu=new Function("event.returnValue=false;");   //禁用右键功能
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}
function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}
function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}



function count_checked_items() {
	var number_checked=0;
	var box_count=document.inquiry.ID.length;
	if ( box_count==null ) {
		if ( document.inquiry.ID.checked==true ) {
			number_checked=1;
		}else {
			number_checked=0;
		}
	}else {
		for ( var i=0; i < (box_count); i++ ) {
		if ( document.inquiry.ID[i].checked==true ) {
			number_checked++;
			}
		}
	 }
	 return number_checked;
}

function CheckInquiryForm() {
	if (count_checked_items()>0){         
		if (count_checked_items()<=5){
	        	document.inquiry.submit();
	       	 }
	   		 else{
	       		 alert('Up to 5 election products');
	       		 return false;     
	    		 }
	    		 }
	    else{
	        alert('Please Select a Product item before clicking the Inquire Now buttons');
	        return false;     
	 }
}


function CheckFeedbackForm()
{
  if (document.myform.fname.value=="")
  {
    alert("请输留言入姓名");
	document.myform.fname.focus();
	document.myform.fname.select()
	return false;
  }
   
 if (document.myform.femail.value==""){
		alert('请输入留言人Email');
		document.myform.femail.focus()
		document.myform.femail.select()
		return false
 }
		  
 if (emailCheck(document.myform.femail.value)==false)
		{
			window.alert("请输入有效的留言人Email" );
			document.myform.femail.focus()
			document.myform.femail.select()
			return false;
 }
    
 

  if (document.myform.fcontent.value=="")
  {
    alert("请输入留言内容");
	document.myform.fcontent.focus();
	document.myform.fcontent.select()
	return false;
  }
	

 
  
}

function emailCheck(emailAddr)
	{
	if((emailAddr == null) || (emailAddr.length < 2)) return false ;
	var aPos = emailAddr.indexOf("@" ,1) ;
	if(aPos < 0)
	{
	return false ;
	}
	if(emailAddr.indexOf("." ,aPos+2) < 0)
	{
	return false ;
	}
return true ;
}


function CheckFormInquiry()
{

 if (document.myform.inquirysubject.value=="")
  {
    alert("Please enter your Subject");
	document.myform.inquirysubject.focus();
	return false;
  }


 if (document.myform.inquirycontent.value=="")
  {
    alert("Please enter your Message");
	document.myform.inquirycontent.focus();
	return false;
  }



  if (document.myform.inquiryname.value=="")
  {
    alert("Please enter your Name");
	document.myform.inquiryname.focus();
	return false;
  }
  
  
    if ((document.myform.inquiryemail.value=="")||(document.myform.inquiryemail1.value==""))
  {
    alert("Please enter your email address");
	document.myform.inquiryemail.focus();
	return false;
  }



  if (emailCheck(document.myform.inquiryemail.value+ "@" + document.myform.inquiryemail1.value)){
  }else{
   alert("Please enter a valid Email Address");
	 return false;
  }
  
  
  if (document.myform.inquirytelphone.value=="")
  {
    alert("Please enter your Telphone");
	document.myform.inquirytelphone.focus();
	return false;
  }
  
  

 if((document.myform.checkcode.value==""))
  {
    alert("Enter the characters you see in the image");
	document.myform.checkcode.focus();
	return false;
  }
  
}