function change(id) {
		var fix = '-2';
		var el = document.getElementById(id);
		if (el.src.indexOf(fix)!=-1) {
			el.src = el.src.replace(eval('/'+fix+'/'),'');
		}
		else {
			el.src = el.src.replace(/\.png$/,fix+'.png');
		}
	}


	function change2(id) {
		var fix = '-2';
		var el = document.getElementById(id);
		if (el.src.indexOf('logo_color')!=-1) {
			el.src = el.src.replace(/logo_color/,'logo');
		}
		else {
			el.src = el.src.replace(/logo/,'logo_color');
		}
	}