//SWITCH MENU IMAGES

	function imageswap(arg_id)
	{
		var obj_img = document.getElementById(arg_id);
		obj_src = obj_img.src		//get src value		

		if (obj_src.indexOf('on.jpg') == -1)
			{obj_img.src = obj_src.replace('off.jpg','on.jpg')}		//its off, then make it on
			else
			{obj_img.src = obj_src.replace('on.jpg','off.jpg')}		//its on, then make it off
	}

	//ERROR CHECKING
	function highlighterror(arg_id)
	{
		document.getElementById(arg_id).style.borderColor='#CC0000'
		document.getElementById(arg_id).style.borderWidth='2px'
	}
	

	//DELETE ITEM CONFIRMATION
	function deleteitem(arg_loc, arg_que)
	{
		tmp_Ans = confirm (arg_que)
		if (tmp_Ans == true)
		{
			window.location = location.href + arg_loc + '&act=delete';
		}
	}
	

	//FORM IS DIRTY ON EXIT
	var bSubmitted=false;
	function isDirty(oForm)
	{
		if(bSubmitted) return false;
		var iNumElems = oForm.elements.length;
		for (var i=0;i<iNumElems;i++)
		{
			var oElem = oForm.elements[i];	
			if ("text" == oElem.type || "TEXTAREA" == oElem.tagName)
				{
					if (oElem.value != oElem.defaultValue) return true;
				}
				else if ("checkbox" == oElem.type || "radio" == oElem.type)
				{
					if (oElem.checked != oElem.defaultChecked) return true;
				}
				else if ("SELECT" == oElem.tagName)
				{
					var oOptions = oElem.options;
					var iNumOpts = oOptions.length;
					for (var j=0;j<iNumOpts;j++)

					{
						var oOpt = oOptions[j];
						if (oOpt.selected != oOpt.defaultSelected) return true;
					}
				}
		}
		return false;
	}	

	function checkFormStatus(oForm)
	{
		if(isDirty(oForm))
		event.returnValue = "You have add or changed information in this page without saving.";
	}

	

	//hide or show dropdown object
	function dropdownView(arg_obj)
	{

		if (arg_obj.style.display == 'none')
			{arg_obj.style.display = 'block'}
			else
			{arg_obj.style.display = 'none'}
	}

	//display value of drop down list in input and hidden box
	function setvalue(arg_nam, arg_inv, arg_vis)
	{

		document.getElementById(arg_nam).value=arg_inv					//set hidden input control for save
		document.getElementById(arg_nam+'txt').value=arg_vis			//set visible input control
		document.getElementById(arg_nam+'div').style.display='none'		//hide drop down list
	}
	
	
	function hide_class(){
		var obj_img = document.getElementById('menu_cla');
		obj_src = obj_img.src		//get src value	
					
		var class_menu = document.getElementById('class_menu');
		class_menu.style.display='none';
		obj_img.src = obj_src.replace('on.jpg','off.jpg');
		}
	
	function show_class()
		{
		hide_all();
		var obj_img = document.getElementById('menu_cla');
		obj_src = obj_img.src		//get src value	

		var class_menu = document.getElementById('class_menu');
		class_menu.style.display='block';
		obj_img.src = obj_src.replace('off.jpg','on.jpg');
		}
		
	function hide_exh(){	
		var obj_img = document.getElementById('men_exh');
		obj_src = obj_img.src		//get src value	
	
		var exh_menu = document.getElementById('exh_menu');
		exh_menu.style.display='none';
		obj_img.src = obj_src.replace('on.jpg','off.jpg');
		}
	
	function show_exh()
		{
		hide_all();
		var obj_img = document.getElementById('men_exh');
		obj_src = obj_img.src		//get src value	

		var exh_menu = document.getElementById('exh_menu');
		exh_menu.style.display='block';
		obj_img.src = obj_src.replace('off.jpg','on.jpg');
		}

		
	function hide_gar(){
		var obj_img = document.getElementById('men_gar');
		obj_src = obj_img.src		//get src value	
		
		var gar_menu = document.getElementById('gar_menu');
		document.getElementById('gar_menu').style.display = 'none';
		obj_img.src = obj_src.replace('on.jpg','off.jpg');
		}
	
	function show_gar()
		{
		hide_all();
		var obj_img = document.getElementById('men_gar');
		obj_src = obj_img.src		//get src value
		
		var gar_men = document.getElementById('gar_menu');
		document.getElementById('gar_menu').style.display = 'block';
		obj_img.src = obj_src.replace('off.jpg','on.jpg');
		
		}
		
		function hide_edu(){
		var obj_img = document.getElementById('men_edu');
		obj_src = obj_img.src		//get src value	
		
		var edu_menu = document.getElementById('edu_menu');
		edu_menu.style.display='none';
		obj_img.src = obj_src.replace('on.jpg','off.jpg');
		}
	
	function show_edu()
		{
		hide_all();
		var obj_img = document.getElementById('men_edu');
		obj_src = obj_img.src		//get src value
		
		var edu_menu = document.getElementById('edu_menu');
		edu_menu.style.display='block';
		obj_img.src = obj_src.replace('off.jpg','on.jpg');
		
		}
		
	function hide_all(){
		hide_gar();
		hide_edu();
		hide_exh();
		hide_class();		
		}