function popup_pic( img_name )
{
	var pic_url = "img/"+img_name+"";
	window.open( pic_url, "Picture", "left=20,top=20,width=600,height=600,toolbar=0,location=0,status=0,menubar=0,resizable=0");
}

function verify_refill( )
{
	if( document.refill_request.fname.value.length <= 0 )
		{
		alert( "You must enter a first name." );
		document.refill_request.fname.focus();
		return;
		}
	else if( document.refill_request.lname.value.length <= 0 )
		{
		alert( "You must enter a last name." );
		document.refill_request.lname.focus();
		return;
		}
	else if( document.refill_request.rxnum1.value.length < 6 )
		{
		alert( "You must enter in atleast one valid rx number for refill.");
		document.refill_request.rxnum1.focus();
		return;
		}
	document.refill_request.submit();
}