/*------------------------------------+
		 | Check search form input fields     |
		 +------------------------------------*/
		function checkAdvancedSearchForm(oForm) {
			if(oForm.wordsAll.value || oForm.wordsExact.value || oForm.wordsAny.value || oForm.wordsWithout.value) {
				oForm.wordsAll.style.backgroundColor = "";
				if(oForm.shownewpage.checked == true) {
					oForm.target = "_new";
				} else {
					oForm.target = "";
				}
				return true;
			} else {
				oForm.wordsAll.focus();
				oForm.wordsAll.style.backgroundColor = "#BAD5FC";
				return false;
			}					
			
		}



		/*-----------------------------------------------------------+
		 | addLoadEvent: Add event handler to body when window loads |
		 +-----------------------------------------------------------*/
		function addLoadEvent(func) {
			var oldonload = window.onload;
			
			if (typeof window.onload != "function") {
				window.onload = func;
			} else {
				window.onload = function () {
					oldonload();
					func();
				}
			}
		}
		
		/*------------------------------------+
		 | Functions to run when window loads |
		 +------------------------------------*/
		addLoadEvent(function () {
			initChecklist();
		});
		
		/*----------------------------------------------------------+
		 | initChecklist: Add :hover functionality on labels for IE |
		 +----------------------------------------------------------*/
		function initChecklist() {
			if (document.all && document.getElementById) {
				// Get all unordered lists
				var lists = document.getElementsByTagName("ul");
				
				for (i = 0; i < lists.length; i++) {
					var theList = lists[i];
					
					// Only work with those having the class "checklist"
					if (theList.className.indexOf("checklist") > -1) {
						var labels = theList.getElementsByTagName("label");
						
						// Assign event handlers to labels within
						for (var j = 0; j < labels.length; j++) {
							var theLabel = labels[j];
							theLabel.onmouseover = function() { this.className += " hover"; };
							theLabel.onmouseout = function() { this.className = this.className.replace(" hover", ""); };
						}
					}
				}
			}
		}