function showHide(a,b,c,d,e)
{
	var el=document.getElementById(b);
	if(c!==null){var t=document.getElementById(c);}
	if(el.style.display=="none"){
		el.style.display=a;
		if(c!==null){if(e!==null){t.innerHTML=e;}}
	}else{
		el.style.display="none";
		if(c!==null){if(d!==null){t.innerHTML=d;}}
	}
}