//Custom JavaScript Functions by Shawn Olson//Copyright 2004//http://www.shawnolson.net//If you copy any functions from this page into your scripts, you must provide credit to Shawn Olson & http://www.shawnolson.net//******************************************* function changecss(theClass,element,value) { //documentation for this script at http://www.shawnolson.net/a/503/ var cssRules; if (document.all) { cssRules = 'rules'; } else if (document.getElementById) { cssRules = 'cssRules'; } for (var S = 0; S < document.styleSheets.length; S++){ for (var R = 0; R < document.styleSheets[S][cssRules].length; R++) { if (document.styleSheets[S][cssRules][R].selectorText == theClass) { alert("found the class!!!" + theClass); document.styleSheets[S][cssRules][R].style[element] = value; } } } } function checkUncheckAll(theElement) { var theForm = theElement.form, z = 0; for(z=0; z<theForm.length;z++){ if(theForm[z].type == 'checkbox' && theForm[z].name != 'checkall'){ theForm[z].checked = theElement.checked; } } }changecss('.top_ad_image','display','none');changecss('top_ad_image','display','none');