function clearDefault(formInput) {
  if (formInput.defaultValue==formInput.value) formInput.value = "";
}


$(document).ready(function(){

	var pledgeStay;
	var pledgeFade1;
	var pledgeFade2;
	var pledgeType;

	$('#survey').ajaxForm(function() {
		curr = $("#"+pledgeStay).find("img").attr("src");
		$("#"+pledgeStay).attr({ src: curr});		
		$("#"+pledgeStay).fadeOut("slow");
		$("#"+pledgeFade1).fadeOut("slow", function(){
			$(".pledgeLink").remove();	
			$("#completeImg"+pledgeType).fadeIn("slow");		
		});		
		$("#"+pledgeFade2).fadeOut("slow");		
		$.post("survey.php", { pledge: pledgeType}, function(data){
			$("#pledgeThanks").append(data);
			$("#pledgeThanks").fadeIn("slow");									
		});
	}); 
	
	//$("h2").append('<em></em>')	
	
	$("#pledge1").click(function(){
		pledgeStay = "pledge1";
		pledgeFade1 = "pledge2";
		pledgeFade2 = "pledge3";
		pledgeType = 1;
		$("#survey").submit();		
	});
	
	$("#pledge2").click(function(){
		pledgeStay = "pledge2";
		pledgeFade1 = "pledge1";
		pledgeFade2 = "pledge3";
		pledgeType = 2;		
		$("#survey").submit();		
	});
	
	$("#pledge3").click(function(){
		pledgeStay = "pledge3";
		pledgeFade1 = "pledge1";
		pledgeFade2 = "pledge2";		
		pledgeType = 3;
		$("#survey").submit();		
	});
		

	function doBGFade(elem,startRGB,endRGB,finalColor,steps,intervals,powr) {
		if (elem.bgFadeInt) window.clearInterval(elem.bgFadeInt);
		var actStep = 0;
		elem.bgFadeInt = window.setInterval(
			function() {
				elem.style.backgroundColor = "rgb("+
					easeInOut(startRGB[0],endRGB[0],steps,actStep,powr)+","+
					easeInOut(startRGB[1],endRGB[1],steps,actStep,powr)+","+
					easeInOut(startRGB[2],endRGB[2],steps,actStep,powr)+")";
				actStep++;
				if (actStep > steps) {
				elem.style.backgroundColor = finalColor;
				window.clearInterval(elem.bgFadeInt);
				}
			}
			,intervals)
	}
	
	

	$(".rollover").hover(
	 function() {
	  curr = $(this).find("img").attr("src");
	  overlen = curr.length;
	  strArray = (curr.split(".",2));
		pre = strArray[0];
	  ext = strArray[1];
	  over = pre+'On.'+ext;
	  $(this).find("img").attr({ src: over});
	 },
	 function() {
	  $(this).find("img").attr({ src: curr});
	 }
	)

	$(".rollover").find("img").each(function(i) {
	  temp = this.src;
	  prelen = temp.length;
	  strArray = (temp.split(".",2));
		pre = strArray[0];
	  ext = strArray[1];
	  pre = pre+'On.'+ext;
	  preload_image_object = new Image();
	  preload_image_object.src = pre;
	});

	$("#comicNav a").click(function() {

	  var largePath = $(this).attr("href");
	  //var largeAlt = $(this).attr("title");

	  $("#largeImg").attr({ src: largePath/*, alt: largeAlt*/ });
	  //$("h2 em").html(" (" + largeAlt + ")"); 
	
		return false;
	});

});