function checkForm() 
 {
	name = document.getElementById("Name").value;
	email = document.getElementById("Email").value;
	phone = document.getElementById("Phone").value;
	enquiry = document.getElementById("Enquiry").value;
	heard = document.getElementById("Heard").selectedIndex;
	
	
	if (name == "") 
	{
	   hideAllErrors();
 	   document.getElementById("nameError").style.display = "inline";
	   document.getElementById("Name").select();
	   document.getElementById("Name").focus();
	   return false;
  	} 
 	    	
	if (email == "") 
	{
           hideAllErrors();
           document.getElementById("emailError").style.display = "inline";
           document.getElementById("Email").select();
           document.getElementById("Email").focus();
           return false;
        }    	

	if (email != "") 
    	{
    	    hideAllErrors();
    	    var emailpattern = /^.+@.+\..{2,3}$/;
    	    if(!emailpattern.test(email))
    	    {
    	        document.getElementById("emailError").style.display = "inline";
    	        document.getElementById("Email").select();
    	        document.getElementById("Email").focus();
    	        return false;    
    	    } 
    	}    

	if (phone == "") 
	{
	   hideAllErrors();
 	   document.getElementById("phoneError").style.display = "inline";
	   document.getElementById("Phone").select();
	   document.getElementById("Phone").focus();
	   return false;
  	}

	if (enquiry == "") 
	{
	   hideAllErrors();
 	   document.getElementById("enquiryError").style.display = "inline";
	   document.getElementById("Enquiry").select();
	   document.getElementById("Enquiry").focus();
	   return false;
  	} 

	if (heard == "") 
	{
	   hideAllErrors();
 	   document.getElementById("heardError").style.display = "inline";
	   return false;
  	}

  	return true;
  }
 
function hideAllErrors() 
{
	document.getElementById("nameError").style.display = "none"
	document.getElementById("phoneError").style.display = "none"
	document.getElementById("emailError").style.display = "none"
	document.getElementById("enquiryError").style.display = "none"
	document.getElementById("heardError").style.display = "none"
}