function getCookie (name) { 
	var dcookie = document.cookie;
	var cname = name + "=";
	var clen = dcookie.length;
	var cbegin = 0;
	while (cbegin < clen) { 		
		var vbegin = cbegin + cname.length;
		if (dcookie.substring(cbegin, vbegin) == cname)  {  
			var vend = dcookie.indexOf (";", vbegin);
			if (vend == -1){ 
				vend = clen;
			}
			return unescape(dcookie.substring(vbegin, vend));
		}  
		cbegin = dcookie.indexOf(" ", cbegin) + 1;
		if (cbegin == 0) break;
	}  
	return null;
}  
  
function setCookie (name, value, expires) { 
  document.cookie = name + "=" + escape (value) + ";expires=" + expires + "; path=/";  
}   

/*
function check_submit(formId) 
{
	var check_submit = false;
	var nHits = eval(getCookie(formId));	
	if(nHits == null){ 
		check_submit = true; 
	}else{
		check_submit = false; 
	}	
	return(check_submit);
} 
*/


function validate_form(formId) 
{
	var len= document.poll_component.length;
	var validate=false;
	var expdate = new Date();
	expdate = new Date(expdate.setFullYear (expdate.getFullYear() + 1));

	for(var i=0;i<len;i++){
		if(document.poll_component.elements[i].checked){
			validate= true;
		}
	}
	if(validate){
		setCookie (formId, 1, expdate)
		document.poll_component.submit();
	}else{
		alert( "Please select an option before you click vote.");
	}
}