// Make changeColor method available for all the elements
Element.addMethods({
    changeColor: function(element, colorName) {
    element = $(element);
    element.style.color = colorName;
    return element;
  }
});


function ShowEffect(colorz){
   node = $("firstDiv");
   // Now call changeColor method
   node.changeColor( colorz );
}

function suggestTags() {
				
				new Ajax.Request("suggestAjax.php", 
					{ 
					method: 'POST', 
					postBody: 'decide=suggestTags&title='+$F('title'),
					onComplete: suggestTags1
					});
				}

			function suggestTags1(req){
				$('suggestTagz').innerHTML= req.responseText;
			}