// JavaScript Document

	function preloader() {
		order_button_over = new Image(); 
		pdf_button_over = new Image(); 
	
		order_button_over.src = "images_pres/order_button_over.gif";
		pdf_button_over.src = "images_pres/pdf_button_over.gif";
	}
	
	// JavaScript Document


if (document.images) {
	
	tn001On = new Image(); tn001On.src = "images_cont/tn_001_ovr.jpg";
	tn001Off = new Image(); tn001Off.src = "images_cont/tn_001.jpg";
	
	tn002On = new Image(); tn002On.src = "images_cont/tn_002_ovr.jpg";
	tn002Off = new Image(); tn002Off.src = "images_cont/tn_002.jpg";
	
	tn003On = new Image(); tn003On.src = "images_cont/tn_003_ovr.jpg";
	tn003Off = new Image(); tn003Off.src = "images_cont/tn_003.jpg";
	
	tn004On = new Image(); tn004On.src = "images_cont/tn_004_ovr.jpg";
	tn004Off = new Image(); tn004Off.src = "images_cont/tn_004.jpg";
	
	tn005On = new Image(); tn005On.src = "images_cont/tn_005_ovr.jpg";
	tn005Off = new Image(); tn005Off.src = "images_cont/tn_005.jpg";
	

	
	function keepOn(imageName) {

		switch(imageName) {
			
			case "tn001":
			document[imageName].src = eval(imageName + "On.src");
			document.tn002.src = eval("tn002Off.src");
			document.tn003.src = eval("tn003Off.src");
			document.tn004.src = eval("tn004Off.src");
			document.tn005.src = eval("tn005Off.src");
			break;
			
			case "tn002":
			document.tn001.src = eval("tn001Off.src");
			document[imageName].src = eval(imageName + "On.src");
			document.tn003.src = eval("tn003Off.src");
			document.tn004.src = eval("tn004Off.src");
			document.tn005.src = eval("tn005Off.src");
			break;
			
			case "tn003":
			document.tn001.src = eval("tn001Off.src");
			document.tn002.src = eval("tn002Off.src");
			document[imageName].src = eval(imageName + "On.src");
			document.tn004.src = eval("tn004Off.src");
			document.tn005.src = eval("tn005Off.src");
			break;
			
			case "tn004":
			document.tn001.src = eval("tn001Off.src");
			document.tn002.src = eval("tn002Off.src");
			document.tn003.src = eval("tn003Off.src");
			document[imageName].src = eval(imageName + "On.src");
			document.tn005.src = eval("tn005Off.src");
			break;
			
			case "tn005":
			document.tn001.src = eval("tn001Off.src");
			document.tn002.src = eval("tn002Off.src");
			document.tn003.src = eval("tn003Off.src");
			document.tn004.src = eval("tn004Off.src");
			document[imageName].src = eval(imageName + "On.src");
			break;
			
			default:
			document[imageName].src = eval(imageName + "Off.src");
			break;
		}
	}
	
	
	function turnOn(imageName) {

		switch(imageName) {
			
			case "tn001":
			document[imageName].src = eval(imageName + "On.src");
			document.tn002.src = eval("tn002Off.src");
			document.tn004.src = eval("tn004Off.src");
			document.tn004.src = eval("tn004Off.src");
			document.tn005.src = eval("tn005Off.src");
			break;
			
			case "tn002":
			document.tn001.src = eval("tn001Off.src");
			document[imageName].src = eval(imageName + "On.src");
			document.tn004.src = eval("tn004Off.src");
			document.tn004.src = eval("tn004Off.src");
			document.tn005.src = eval("tn005Off.src");
			break;
			
			case "tn003":
			document.tn001.src = eval("tn001Off.src");
			document.tn002.src = eval("tn002Off.src");
			document[imageName].src = eval(imageName + "On.src");
			document.tn004.src = eval("tn004Off.src");
			document.tn005.src = eval("tn005Off.src");
			break;
			
			case "tn004":
			document.tn001.src = eval("tn001Off.src");
			document.tn002.src = eval("tn002Off.src");
			document.tn004.src = eval("tn004Off.src");
			document[imageName].src = eval(imageName + "On.src");
			document.tn005.src = eval("tn005Off.src");
			break;
			
			case "tn005":
			document.tn005.src = eval("tn005Off.src");
			document.tn002.src = eval("tn002Off.src");
			document.tn004.src = eval("tn004Off.src");
			document.tn004.src = eval("tn004Off.src");
			document[imageName].src = eval(imageName + "On.src");
			break;
			
			default:
			document[imageName].src = eval(imageName + "Off.src");
			break;
		}
	}
  
	
   function turnOn(imageName) {
    if (document.images) {
      document[imageName].src = eval(imageName + "On.src");
	  	}
	}
	
    function turnOff(imageName) {
    if (document.images) {
      document[imageName].src = eval(imageName + "Off.src");
	  	}
	}
  
}

function sendAway() {

	var t=setTimeout('window.location="http://www.dirtandsky.org/"',9000);
}

// For dirt's contact page, checks for name and e-mail before getting the cgi...

function checkform()	//Copyright E.A. Moore. All rights reserved.
	{
		if (document.frmContact.frmContactName.value == '') {
			alert("Please enter your name.");
			document.frmContact.frmContactName.style.background = '#ffcc99';
			return false;
		}
		
		if (document.frmContact.frmContactEmail.value == '') {
			alert("Please enter a valid e-mail address.");
			document.frmContact.frmContactName.style.background = '#ffffff';
			document.frmContact.frmContactEmail.style.background = '#ffcc99';
			return false;
		}
		
		if (!document.frmContact.frmContactEmail.value == '') {
			//alert("Thanks for entering an address.");
			var x = document.forms[0].frmContactEmail.value;
			var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
			if (filter.test(x)){
/*				if (document.frmContact.frmContactMessage.value=="") {
					document.frmContact.frmContactName.style.background = '#ffffff';
					document.frmContact.frmContactEmail.style.background = '#ffffff';
					document.frmContact.frmContactMessage.style.background = '#ffcc99';
					return false;
				}
*/				return true;}
				
			else alert('The more traditional "your_e-mail_name@yourisp.dom" is recommended. Try again?');
			document.frmContact.frmContactEmail.style.background = '#ffcc99';
			return false;
		}
	}