function contest_handle_filter(a){var c,b;for(b=0;b<a.length;b++){c=document.getElementById("h"+a[b]);c.style.display="none";c=document.getElementById("s"+a[b]);c.style.width="180px";c=document.getElementById("o"+a[b]);c.onchange=function(){if(this.selectedIndex!=0){this.form.submit()}}}};