function chkform()
		{
			if(document.Form1.txtcompany.value=="")
			{
				alert("Please Enter Company's Name ");
				document.Form1.txtcompany.focus();
				return false;
			}
			if(document.Form1.txttitle.value=="")
			{
				alert("Please Enter Your Title ");
				document.Form1.txttitle.focus();
				return false;
			}
			if(document.Form1.txtname.value=="")
			{
				alert("Please Enter Your Name ");
				document.Form1.txtname.focus();
				return false;
			}
			if(document.Form1.txtemail.value=="")
			{
				alert("Please Enter Your Email ID");
				document.Form1.txtemail.focus();
				return false;
			}
			if(document.Form1.txtaddress.value=="")
			{
				alert("Please Enter Your Address");
				document.Form1.txtaddress.focus();
				return false;
			}
			if(document.Form1.txtpcode.value=="")
			{
				alert("Please Enter Post Code");
				document.Form1.txtpcode.focus();
				return false;
			}
			if(document.Form1.cmbcountry.value=="")
			{
				alert("Please Select Country's Name");
				document.Form1.cmbcountry.focus();
				return false;
			}
			if(document.Form1.txtcity.value=="")
			{
				alert("Please EnterCity's Name ");
				document.Form1.txtcity.focus();
				return false;
			}
			if(document.Form1.cmbfunc.value=="")
			{
				alert("Please Select Function Type");
				document.Form1.cmbfunc.focus();
				return false;
			}
			if(document.Form1.txtph.value=="")
			{
				alert("Please Enter Phone No.");
				document.Form1.txtph.focus();
				return false;
			}
			return true;
		}
		
function showvat()
		{
			if (document.Form1.chkvat.checked==true)
			{
				document.Form1.txtvat.style.visibility="visible";
			}
			if (document.Form1.chkvat.checked==false)
			{
				document.Form1.txtvat.style.visibility="hidden";
			}
		}