sfHover = function() {
	var sfEls = document.getElementById("navigation").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfHover);

function showHide(id) {
	var p = document.getElementById(id);

	if (p.style.display == 'block')
		p.style.display = 'none';
	else p.style.display = 'block';
	
}


/*function showHide(id) {
	var p = document.getElementById(id);

	if (p.style.visibility == 'visible')
		p.style.visibility = 'hidden';
	else p.style.visibility = 'visible';
	
}
*/

function updatePrice() {
	var prices = new Array();
	var price;
	var totalPrice;
	var discount;
	
	prices[0] 	=	0;
	prices[1]	=	275;
	prices[2]	=	550;
	prices[3]	=	750;
	
	/*
	var specialPrice = document.orderForm.elements["course1select2"].value;
			alert("UpdatePrice3");

	if (specialPrice == 1) {
		
		specialPrice = 249.00;
	
	} else if (specialPrice == 2) {
		
		specialPrice = 498.00;
	
	} else  {
	
		specialPrice = prices[document.orderForm.elements["course1select2"].value];
		
	}
	*/

	price 	= ( 	
						
						prices[document.orderForm.elements["course1select3"].value] +
						prices[document.orderForm.elements["course1select4"].value] +
						prices[document.orderForm.elements["course2select3"].value] +
						prices[document.orderForm.elements["course3select1"].value] +
						prices[document.orderForm.elements["course3select3"].value] +
						prices[document.orderForm.elements["course5select1"].value] +
						prices[document.orderForm.elements["course5select3"].value] +
						prices[document.orderForm.elements["course6select2"].value] +
						prices[document.orderForm.elements["course6select4"].value] +										
						prices[document.orderForm.elements["course7select1"].value] +
						prices[document.orderForm.elements["course7select3"].value]						
					);	
	
	discount = getDiscount();
	
	totalPrice = price - discount;
	updateTotalPrice(price,discount,totalPrice);
}

function updateTotalPrice(price, discount, totalPrice) {
	var price 		= Math.round(price);
	var discount	= Math.round(discount);
	var totalPrice	= Math.round(totalPrice);

	var priceHTML = document.getElementById("total-price");
	
	if(discount > 0) {
		
		priceHTML.innerHTML =	'<h2 class="green left">TOTAL $'+totalPrice+'</h2><p class="breakdown">$'+price+' - $'+discount+' discount</p>';
	
	} else {
	
		priceHTML.innerHTML = '<h2 class="green left">TOTAL $'+totalPrice+'</h2>';

	}	
	
	document.orderForm.discount.value	=	discount;
	document.orderForm.price.value		=	price;
	document.orderForm.total.value		=	totalPrice;
	
	//alert(document.orderForm.total.value);
	
}

function getDiscount() {

	var i = 0;
	var j = 0;
	var discount = 0;

	if(document.orderForm.elements["course1select3"].value > 2) { j++; };
	if(document.orderForm.elements["course1select4"].value > 2) { j++; };
	if(document.orderForm.elements["course2select1"].value > 2) { j++; };
	if(document.orderForm.elements["course2select3"].value > 2) { j++; };
	if(document.orderForm.elements["course3select1"].value > 2) { j++; };
	if(document.orderForm.elements["course3select3"].value > 2) { j++; };
	if(document.orderForm.elements["course5select1"].value > 2) { j++; };
	if(document.orderForm.elements["course5select3"].value > 2) { j++; };
	if(document.orderForm.elements["course6select2"].value > 2) { j++; };
	if(document.orderForm.elements["course6select4"].value > 2) { j++; };
	if(document.orderForm.elements["course7select1"].value > 2) { j++; };
	if(document.orderForm.elements["course7select3"].value > 2) { j++; };


	if((document.orderForm.elements["course1select3"].value > 0) && 
	   (document.orderForm.elements["course1select3"].value < 3) ){ i++; };

	if((document.orderForm.elements["course1select4"].value > 0) && 
	   (document.orderForm.elements["course1select4"].value < 3) ){ i++; };
	   	   
	if((document.orderForm.elements["course2select1"].value > 0) && 
	   (document.orderForm.elements["course2select1"].value < 3) ){ i++; };
	   

	   
	if((document.orderForm.elements["course2select3"].value > 0) && 
	   (document.orderForm.elements["course2select3"].value < 3) ){ i++; };
	   
	if((document.orderForm.elements["course3select1"].value > 0) && 
	   (document.orderForm.elements["course3select1"].value < 3) ){ i++; };
	   

	if((document.orderForm.elements["course3select3"].value > 0) && 
	   (document.orderForm.elements["course3select3"].value < 3) ){ i++; };
	   

	   
	if((document.orderForm.elements["course5select1"].value > 0) && 
	   (document.orderForm.elements["course5select1"].value < 3) ){ i++; };

	   
	if((document.orderForm.elements["course5select3"].value > 0) && 
	   (document.orderForm.elements["course5select3"].value < 3) ){ i++; };
	   

	   
	if((document.orderForm.elements["course6select2"].value > 0) && 
	   (document.orderForm.elements["course6select2"].value < 3) ){ i++; };
	   

	if((document.orderForm.elements["course6select4"].value > 0) && 
	   (document.orderForm.elements["course6select4"].value < 3) ){ i++; };
	   
	if((document.orderForm.elements["course7select1"].value > 0) && 
	   (document.orderForm.elements["course7select1"].value < 3) ){ i++; };
	   

	   
	if((document.orderForm.elements["course7select3"].value > 0) && 
	   (document.orderForm.elements["course7select3"].value < 3) ){ i++; };
	
	if(i > 2) {
		
		var numPersons = Math.floor(i / 3);
		
		discount = numPersons * 100 + discount;
	
	} 
	
	if(j > 2) {
	
		var numCompanies = Math.floor(j / 3);
		
		discount = numCompanies * 200 + discount;
	
	}
	
	return discount;

}