function validate()
{
	if(document.form1.name.value == "")
	{
		alert("Name can not be blank");
		document.form1.name.focus();
		return false;
	}
else if(document.form1.telephone.value == "")
	{
		alert("Phone No. can not be blank");
		document.form1.telephone.focus();
		return false;
	}
	else if(isInteger(document.form1.telephone.value) == false )
		{
			alert("This is not a valid Phone No.");
			document.form1.telephone.focus();
			document.form1.telephone.value="";
      		return false;	
		
	}
	
	else if(document.form1.email.value == "")
	{
		alert("Email can not be blank");
		document.form1.email.focus();
		return false;
	}
	else if (form1.email.value.indexOf("@")==-1 || form1.email.value.indexOf(".")==-1 )
	{ 
       alert("The specified Email Address seems to be invalid")
   	   form1.email.select()
	   return false
	}
	
else if(document.form1.enquiry.value == "")
	{
		alert("Please Select the category");
		document.form1.enquiry.focus();
		return false;
	}
	else if(document.form1.information.value == "")
	{
		alert("Description can not be blank");
		document.form1.information.focus();
		return false;
	}

	document.form1.submit();
}

function isInteger(fieldValue)
{
	var num = '0123456789.-';
	
	var i,j,found;
	found = false;
	
	for(i=0;i<fieldValue.length;i++)
	{
		for(j=0;j<num.length;j++)
		{
			if(fieldValue.charAt(i) == num.charAt(j))
			{
				found = true; break;
			}
		}
		if(found == false) {return false;}
		if(found == true) {found=false;}
	}
	
	
}