function grava_enq(X) {

	var url_enq = "../functions/post_enq.php";
	//valida a enquete	
	var enq_value
	var marcado = false
	if ($("radio1_"+X).checked){enq_value=($("radio1_"+X).value);marcado = true;}
	if ($("radio2_"+X).checked){enq_value=($("radio2_"+X).value);marcado = true;}
	if ($("radio3_"+X).checked){enq_value=($("radio3_"+X).value);marcado = true;}   
	if ($("radio4_"+X).checked){enq_value=($("radio4_"+X).value);marcado = true;}
	if (marcado == false) {alert("Selecione uma opção!");return false;}
	var id_enq=$("idenq_"+X).value;
	var enq_val=enq_value.split("_")
	
	new Request({
		url: url_enq, 
		method: 'get', 
		onRequest:function(){$("enq_"+X).set("html","Aguarde, processando voto...");},
		onSuccess:function(response){
			results = response.split("|"); 
				if (results[0] == 1){
					//DEFINE GRAPH VALUES [Item name, absolute value]
					var graphx=new Array()
					graphx[0]=[results[1],results[2]]
					graphx[1]=[results[3],results[4]]
					graphx[2]=[results[5],results[6]]
					graphx[3]=[results[7],results[8]]
					graphit(graphx,results[9],X)
				//	$("enq_"+X).innerHTML = "Enviado com sucesso!<br /><br />";
				}else{
					var graphx=new Array()
					graphx[0]=[results[1],results[2]]
					graphx[1]=[results[3],results[4]]
					graphx[2]=[results[5],results[6]]
					graphx[3]=[results[7],results[8]]
					graphit(graphx,results[9],X)
					$("enq_"+X).innerHTML = $("enq_"+X).innerHTML + "<p style='display:table;float:left;'>&nbsp;&nbsp;Você já opinou nesta enquete antes!</p>"
				}
		}
	}).send("opcao="+escape(enq_val[1])+"&id_enq="+escape(id_enq));
	
} //end grava_enq



function graphit(g,gwidth,X){
var graphimage="../images/portal/poll.gif"
total=0
	for (i=0;i<g.length;i++)
		total+=parseInt(g[i][1])
		output='<table border="0" cellspacing="0" cellpadding="0" width="90%">'
		//output="";
		for (i=0;i<g.length;i++){
			calpercentage=Math.round(g[i][1]*100/total)
			calwidth=Math.round(gwidth*(calpercentage/100))
			output+='<tr><td colspan="2">'+g[i][0]+'<\/td></tr><tr><td><img src="'+graphimage+'" width="'+calwidth+'" height="10"><\/td><td> '+calpercentage+'%<\/td><\/tr>'
		}
		output+='<\/table>'
		$("enq_"+X).innerHTML = (output+'<br /><p style="text-align:right;display:table;float:right;"><strong>'+total+' votos<\/strong></p>')
}