// JavaScript Document
	function validateForm()
	{
	   var errorMsg = "";
	   
	   if (document.getElementById("name").value == '' || document.getElementById("name").value.length < 4)
	   {
	   errorMsg += "Please check you have entered a valid Name.\n"
	   }
	   if (document.getElementById("address1").value == '' || document.getElementById("address1").value.length < 4)
	   {
	   errorMsg += "Please check you have entered a correct value for the first line of your Address.\n"
	   }
	   if (document.getElementById("city").value == '' || document.getElementById("city").value.length < 4)
	   {
	   errorMsg += "Please check you have entered a correct value for your Town/City.\n"
	   }
	   if (document.getElementById("postcode").value == '' || document.getElementById("postcode").value.length < 4)
	   {
	   errorMsg += "Please check you have entered a correct value for your Postcode.\n"
	   }
	   if (echeck(document.getElementById("email").value) == false)
	   {
	   errorMsg += "Please check you have entered a correct Email Address.\n"
	   }
		if (!errorMsg == '')
		{
			alert (errorMsg)
			return false
		}
		return true
	}

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){
		   return false
		}

		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   return false
		}

		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		    return false
		}

		 if (str.indexOf(at,(lat+1))!=-1){
		    return false
		 }

		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		    return false
		 }

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

 		 return true					
	}