function gebi(id) { return document.getElementById(id); }

function docloc(loc) {
	if (loc == undefined) return;
	document.location = loc;
}

function ifcs(obj,sf) {
	var dv = obj.parentNode.parentNode;
	if (sf == undefined) sf = '';
	dv.className = 'tinp'+sf+' fcs';
}

function iblr(obj,sf) {
	var dv = obj.parentNode.parentNode;
	if (sf == undefined) sf = '';
	dv.className = 'tinp'+sf;
}

function imgov(obj) {
	if (obj != undefined) {
		var id = obj.id+'_ov';
		if (gebi(id)) obj.src = gebi(id).src;
	}
}

function imgou(obj) {
	if (obj != undefined) {
		var id = obj.id+'_ou';
		if (gebi(id)) obj.src = gebi(id).src;
	}
}

function pov(obj,cls) {
	if (obj == undefined) return;
	if (cls == undefined) cls = '';
	obj.className = cls + 'pov';
	
	var num = parseInt(obj.id);
	if (num <= 0) return;
	var nump = num+1;
	var nxt = gebi(nump+'_pnt');
	if (nxt == undefined) return;
	nxt.className = 'nobg';
}

function pou(obj,cls) {
	if (obj == undefined) return;
	if (cls == undefined) cls = '';
	obj.className = cls;
	
	var num = parseInt(obj.id);
	if (num <= 0) return;
	var nump = num+1;
	var nxt = gebi(nump+'_pnt');
	if (nxt == undefined) return;
	nxt.className = '';
}

function spov(obj) {
	if (obj == undefined) return;
	obj.className = 'spov';
}

function spou(obj) {
	if (obj == undefined) return;
	obj.className = '';
}

function sub(num,par) {
	var obj = gebi('sub'+num);
	if (obj == undefined) return;
	obj.className = 'sub open';
	if (par == undefined) return;
	var obj = gebi('subt'+num);
	if (obj == undefined) return;
	if (obj.offsetWidth < par.offsetWidth);
	obj.style.width = parseInt(par.offsetWidth)+'px';
}

function unsub(num) {
	var obj = gebi('sub'+num);
	if (obj == undefined) return;
	obj.className = 'sub';
}