/*
*************************************************

THE WEEKLY DIG
Functions

Created by the friendly folks at Pixelworthy 
http://www.pixelworthy.com

*************************************************
*/

/*---- Add Print Link ------ */
function addPrintLink(){
	if(!document.getElementById){return;}
	
	if(document.getElementById("supplements")){
		var supplements = document.getElementById("supplements");
	}else{return;}
	
	var print_li = document.createElement("li");
	var print_a = document.createElement("a");
	print_a.setAttribute("href", "javascript:window.print();");
	var print_txt = document.createTextNode("Print This Page");
	print_li.style.border = "none";
	print_a.appendChild(print_txt);
	print_li.appendChild(print_a);
	supplements.appendChild(print_li);
}

/* ------ end Add Print Link ------- */


/*---- Table Striping ------ */
function storeTables(){ //finds tables to stripe
	if(!document.getElementById || !document.getElementsByTagName){return;}
	
	var tables = document.getElementsByTagName("table");
	
	for(var i = 0; i < tables.length; i++){
		if(tables[i].className == "striped"){stripeTable(tables[i]);}
	}
}

function stripeTable(tableToStripe){
	var rows = tableToStripe.getElementsByTagName("tr");
	
	for(var i = 2; i < rows.length; i+=2){
		addClass(rows[i], "even");
	}
}
/* ------ end Table Striping ------- */


/*---- Grey Initial Values ------ */

function greyInitialValues(){
	var filled = getElementsByClassName("filled");
	
	if(filled.length > 0){
		for(var i = 0; i < filled.length; i++){
			filled[i].className = "empty";
			filled[i].initialValue = filled[i].value;
			
			filled[i].onclick = filled[i].onfocus = function(){
				this.className = "filled";
				if(this.value == this.initialValue){
					this.value= "";
				}
			}
			
			filled[i].onblur = function(){
				if(this.value == this.initialValue || this.value == ""){
					this.className = "empty";
					this.value = this.initialValue;
				}else{
					this.className = "filled";
				}
			}
		}
	}else{return;}
}

/* ------ Grey Initial Values ------- */