function openImagePopup(img, cap){

	url = "imagePopup.php?imagename="+img+"&caption="+cap
    var w = window.open (url, "win", "height=100,width=500, left=20, top=20, location=no,menubar=no,resizable=yes,scrollbars=no,status=no,toolbar=no");
	w.focus()
}

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 imgOn(imgName) {
			if (document.images) {
			document[imgName].src = "images/" + imgName + "on.gif";
			}
		}

		function imgOff(imgName) {
			if (document.images) {
			document[imgName].src = "images/" + imgName + "off.gif";
			}
		}

function validate_contact(){
  
  if (document.forms[0].name.value == 0)
  {
    alert("Please enter your Name");
    document.forms[0].name.focus();
	return false;
  }
  
  
  if (document.forms[0].email.value == 0)
  {
    alert("Please enter your Email Address");
    document.forms[0].email.focus();
	return false;
  }
  
  else if(document.forms[0].email.value != 0){
  	var str=document.forms[0].email.value
  	var at="@"
	var dot="."
	var lat=str.indexOf(at)
	var lstr=str.length
	var ldot=str.indexOf(dot)
	if (str.indexOf(at)==-1){
	   alert("Please enter a valid Email Address")
    	document.forms[0].email.focus();
	   return false
	}

	if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
	   alert("Please enter a valid Email Address")
    	document.forms[0].email.focus();
	   return false
	}

	if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
	    alert("Please enter a valid Email Address")
    	document.forms[0].email.focus();
	    return false
	}

	 if (str.indexOf(at,(lat+1))!=-1){
	    alert("Please enter a valid Email Address")
    	document.forms[0].email.focus();
	    return false
	 }

	 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
	    alert("Please enter a valid Email Address")
    	document.forms[0].email.focus();
	    return false
	 }

	 if (str.indexOf(dot,(lat+2))==-1){
	    alert("Please enter a valid Email Address")
    	document.forms[0].email.focus();
	    return false
	 }
	
	 if (str.indexOf(" ")!=-1){
	    alert("Please enter a valid Email Address")
   		document.forms[0].email.focus();
	    return false
	 }
  
  }  
  else  {
	submitForm();
  }
 }