function ValidateForm(strForm)
{
	var x;
	var alertmsg;
	x=0;
	alertmsg = "The following fields are required: \n";
	if(strForm=="emailform")
	{
		if (document.getElementById("txtName").value==""){alertmsg = alertmsg + "\nName";x = x + 1;}
		if (document.getElementById("txtEmail").value==""){alertmsg = alertmsg + "\nEmail";x = x + 1;}
		if (document.getElementById("txtSubject").value==""){alertmsg = alertmsg + "\nSubject";x = x + 1;}
		if (document.getElementById("txtBody").value==""){alertmsg = alertmsg + "\nBody";x = x + 1;}
	}
	if(x!=0){alert(alertmsg);return false;}
}

function ComingSoon()
{
	alert("Dealer Login Coming Soon!");
	return false;
}

<!--[if lt IE 7]>
function correctPNG()
{
   var arVersion = navigator.appVersion.split("MSIE")
   var version = parseFloat(arVersion[1])
   if ((version >= 5.5) && (document.body.filters)) 
   {
      for(var i=0; i<document.images.length; i++)
      {
         var img = document.images[i]
         var imgName = img.src.toUpperCase()
         if (imgName.substring(imgName.length-3, imgName.length) == "PNG")
         {
            var imgID = (img.id) ? "id='" + img.id + "' " : ""
            var imgClass = (img.className) ? "class='" + img.className + "' " : ""
            var imgTitle = (img.title) ? "title='" + img.title + "' " : "title='" + img.alt + "' "
            var imgStyle = "display:inline-block;" + img.style.cssText 
            if (img.align == "left") imgStyle = "float:left;" + imgStyle
            if (img.align == "right") imgStyle = "float:right;" + imgStyle
            if (img.parentElement.href) imgStyle = "cursor:hand;" + imgStyle
            var strNewHTML = "<span " + imgID + imgClass + imgTitle
            + " style=\"" + "width:" + img.width + "px; height:" + img.height + "px;" + imgStyle + ";"
            + "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader"
            + "(src=\'" + img.src + "\', sizingMethod='scale');\"></span>" 
            img.outerHTML = strNewHTML
            i = i-1
         }
      }
   }    
}
window.attachEvent("onload", correctPNG);
<![endif]-->