function ukaz_form_dle_osoby(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}

function smaz_cenu(){
  //document.detailkoupit.kusu.value="";
}

//zobrazeni
function expandOn(id){
	var obj = document.getElementById(id);
	if (obj.style.display)
		obj.style.display = '';
	else
		obj.style.display = 'none';
}

//schovani
function expandOff(id){
	var obj = document.getElementById(id);
  obj.style.display = 'none';
}