function clearfield(elem){
	if(elem.value==elem.defaultValue){
		elem.value='';
		elem.style.color='#333333';
	}
}

$(window).ready(function() {
	$("img, a").tooltip({ 
    	track: true, 
	    delay: 100, 
	    showURL: false, 
	    showBody: " - ", 
	    opacity: 0.85 
	});
						 
});