/**
   * DHTML email validation script. Courtesy of SmartWebby.com (http://www.smartwebby.com/dhtml/)
   */
  
  function echeck(str) {
  
  		var at="@"
  		var dot="."
  		var lat=str.indexOf(at)
  		var lstr=str.length
  		var ldot=str.indexOf(dot)
  		if (str.indexOf(at)==-1){
  		   alert("Invalid E-mail ID")
  		   return false
  		}
  
  		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
  		   alert("Invalid E-mail address")
  		   return false
  		}
  
  		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
  		    alert("Invalid E-mail address")
  		    return false
  		}
  
  		 if (str.indexOf(at,(lat+1))!=-1){
  		    alert("Invalid E-mail address")
  		    return false
  		 }
  
  		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
  		    alert("Invalid E-mail address")
  		    return false
  		 }
  
  		 if (str.indexOf(dot,(lat+2))==-1){
  		    alert("Invalid E-mail address")
  		    return false
  		 }
  
  		 if (str.indexOf(" ")!=-1){
  		    alert("Invalid E-mail address")
  		    return false
  		 }
  
   		 return true
  	}
  
  function ValidateForm(){
  	var emailID=document.myform.email
  	var nameID=document.myform.name
  	var commentsID=document.myform.comments;
  
  	if ((emailID.value==null)||(emailID.value=="")){
  		alert("Please enter your email address")
  		emailID.focus()
  		return false
  	}
  	
  	if ((emailID.value==null)||(emailID.value=="")||(nameID.value==null)||(nameID.value=="")
  	||(commentsID.value=="")||(commentsID.value==null)){
  	  alert("Please fill in the form");
  	  return false
  	}
  	
  	if (echeck(emailID.value)==false){
  		emailID.value=""
  		emailID.focus()
  		return false
  	}
  	
  	xajax_processForm(xajax.getFormValues('myform'))
  	return false;
   }