function  checkit(){
			
		if(document.frmpostcard.sFromName.value==""){
			alert("Please enter your name");
			document.frmpostcard.sFromName.focus();
			document.frmpostcard.sFromName.select();
			return false;
		}
				
		if(document.frmpostcard.sFromAddr.value==""){
			alert("Please enter your e-mail address");
			document.frmpostcard.sFromAddr.focus();
			document.frmpostcard.sFromAddr.select();
			return false;
		}			
				
		if(document.frmpostcard.sToName.value==""){
			alert("Please enter recipient name");
			document.frmpostcard.sToName.focus();
			document.frmpostcard.sToName.select();
			return false;
		}
				
		if(document.frmpostcard.sToAddr.value==""){
			alert("Please enter recipient e-mail address");
			document.frmpostcard.sToAddr.focus();
			document.frmpostcard.sToAddr.select();
			return false;
		}
		
	return true;
}