function emailcheck(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 Email Address")
		   return false
		}

		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   alert("Invalid Email Address")
		   return false
		}

		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		    alert("Invalid Email Address")
		    return false
		}

		 if (str.indexOf(at,(lat+1))!=-1){
		    alert("Invalid Email Address")
		    return false
		 }

		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		    alert("Invalid Email Address")
		    return false
		 }

		 if (str.indexOf(dot,(lat+2))==-1){
		    alert("Invalid Email Address")
		    return false
		 }
		
		 if (str.indexOf(" ")!=-1){
		    alert("Invalid Email Address")
		    return false
		 }
 		 return true					
	}

	function ValidateForm(){
		var emailID=document.contactform.email
		var nameID=document.contactform.name
		var telephoneID=document.contactform.telephone
		var enquiryID=document.contactform.enquiry
		
		if ((nameID.value==null)||(nameID.value=="")){
			alert("Please Enter Your Name")
			nameID.focus()
			return false
		}
		
		if ((emailID.value==null)||(emailID.value=="")){
			alert("Please Enter Your Email Address")
			emailID.focus()
			return false
		}
		
		if (emailcheck(emailID.value)==false){
			emailID.value=""
			emailID.focus()
			return false
		}
		
		if ((telephoneID.value==null)||(telephoneID.value=="")){
			alert("Please Enter Your Telephone Number")
			telephoneID.focus()
			return false
		}

		if ((enquiryID.value==null)||(enquiryID.value=="")){
			alert("Please Enter Your Enquiry")
			enquiryID.focus()
			return false
		}
		return true
	 }
//-->