function highLight(elt,onclass,offclass){onclass||(onclass='selected');offclass||(offclass='');elt.setAttribute("class",onclass);elt.setAttribute("className",onclass);var nextSib=elt;while(nextSib=nextSib.nextSibling){if(nextSib.tagName==elt.tagName){nextSib.setAttribute("class",offclass);nextSib.setAttribute("className",offclass);}}
var preSib=elt;while(preSib=preSib.previousSibling){if(preSib.tagName==elt.tagName){preSib.setAttribute("class",offclass);preSib.setAttribute("className",offclass);}}
var divElt=document.getElementById('tab_'+elt.id);if(divElt){highLight(divElt,'tabconton','tabcontoff');}}