function generarray(a,o,urlp,urlm,urlf){
for(var x=0;x<o.length;x++){a[a.length+x]='<option value="'+urlp+o[x][0]+urlm+o[x][1]+urlf+o[x][1]+'</option>';}
};
function generaopt(a,m){
document.write('<select onchange="top.location = this.options[this.selectedIndex].value"><option value="0">'+m+'</option>');
for(var z in a){document.write(a[z]);};
document.write("</select>");
};