//Check Vote function for Premio
//By: Carolina Servigna
//Date: 12.09:2005

	function checkVote()
     {
       var elements = document.MainForm.elements;
        var RadioSelected = 0;
        var message = "";

		for (i = 0; i < elements.length ; i++){
		if(elements[i].type == "radio"){
		if(elements[i].checked){
		RadioSelected++;        
					}
				}
			}
		if (RadioSelected < 1){
			window.alert("Por favor, vota por al menos una categorķa.");
			return false;
			} else {
			return AllowNoDups();
		}
	}