var mins;
var secs;

function cd(){
	mins = 1 * m("3"); // change minutes here
	secs = 0 + s(":01"); // change seconds here (always add an additional second to your total)
	redo();
}

function m(obj){
	for(var i = 0; i < obj.length; i++){
		if(obj.substring(i, i + 1) == ":")
		break;
	}
	return(obj.substring(0, i));
}

function s(obj){
	for(var i = 0; i < obj.length; i++){
		if(obj.substring(i, i + 1) == ":")
		break;
	}
	return(obj.substring(i + 1, obj.length));
}

function dis(mins,secs){
	var disp;
 	if(mins <= 9){
  		disp = " ";
 	}
	else{
  		disp = " ";
 	}
 	disp += mins + ":";
 	if(secs <= 9){
  		disp += "0" + secs;
 	}
	else{
  		disp += secs;
 	}
 	return(disp);
}

function redo(){
 	secs--;
 	if(secs == -1){
  		secs = 59;
  		mins--;
 	}
 	document.cd.disp.value = dis(mins,secs); // setup additional displays here.
 	if((mins == 0) && (secs == 0)) {
  		window.alert("Your time is up. You must contact our representatives immediately to claim your free vacation!"); // change timeout message as required
  		window.location = document.location.href; // redirects to specified page once timer ends and ok button is pressed
 	}
	else{
 		cd = setTimeout("redo()",1000);
 	}
}

function init(){
  cd();
}
window.onload = init;