function opacity(f,d,a,b){var c=Math.round(b/100);var e=0;if(d>a){for(i=d;i>=a;i--){setTimeout("changeOpac("+i+",'"+f+"')",(e*c));e++}}else{if(d<a){for(i=d;i<=a;i++){setTimeout("changeOpac("+i+",'"+f+"')",(e*c));e++}}}}function changeOpac(b,c){var a=document.getElementById(c).style;a.opacity=(b/100);a.MozOpacity=(b/100);a.KhtmlOpacity=(b/100);a.filter="alpha(opacity="+b+")"};