richiamalo cosi'
codice:
function googleSearchHighlight() {
	var q = location.search;
	if(q){
		var q = q.replace("?q=","").split('%20');
		for(k=0,l=q.length;k<l;k++){
			highlightWord(document.getElementsByTagName("body")[0],q[k]);
		}
	}
}


window.onload = googleSearchHighlight;