function clikker(a,b) {
		if (a.style.display =='') {
			a.style.display = 'none';
			b.src='../images/usm.gif';
		}
		else {
 			a.style.display='';
			b.src='../images/dsm.gif';
		}
	}

    function makeCool(a) {
			a.style.color = "red";
			a.style.cursor="hand";
	}

    function makeNormal(a) {
			a.style.color = "navy";
	}