function lex(ob,aobj) {
	var lexobj = gid('lex_'+ob);
	lexobj.className = 'lex_hover';
	lexobj.style.left = (findPosX(aobj)-120)+"px";
	lexobj.style.top = (findPosY(aobj)+30)+"px";
	aobj.onmouseout = aobj.onblur = function() {
		lexobj.className = '';
	};
}