function sh_login(){
	var $target = document.getElementById('login_form');

	if($target.style.display && $target.style.display == 'block'){
		$target.style.display = 'none';
	}else{
		$target.style.display = 'block';
	}
}

function mbswitch($id){
	var $b1 = document.getElementById('banner');
	var $b2 = document.getElementById('search');
	var $b3 = document.getElementById('brands');
	
	if($id == 1){
		$b1.style.display = 'block';
		$b2.style.display = 'none';
		$b3.style.display = 'none';
	}else if($id == 2){
		$b2.style.display = 'block';
		$b1.style.display = 'none';
		$b3.style.display = 'none';
	}else if($id == 3){
		$b3.style.display = 'block';
		$b1.style.display = 'none';
		$b2.style.display = 'none';
	}

}

function onoffSelect($this, $options){

	if(document.getElementById($options).style.display == 'none'){
		$this.className = 's1';
		document.getElementById($options).style.display = 'block';
	}else{
		$this.className = 's0';
		document.getElementById($options).style.display = 'none';
	}
}

function setSelectValue($form_name, $field_name, $value, $select, $option){
	var $form = document.getElementById($form_name);
	var $field = eval('document.getElementById(\''+$form_name+'\').'+$field_name);
	
	$field.value = $value;
	document.getElementById($select).innerHTML = '<span>'+$option+'</span>';
	document.getElementById($select).className = 's0';
	document.getElementById($field_name).style.display = 'none';
	
	//раскомментировать, когда php будет обрабатывать форму и записывать название опции в <div id="select_XXX" при обновлении страницы
	//$form.submit();
}

function shMiniSearch(){
	if(document.getElementById('mini_search_collapsed').style.display == 'none'){
		document.getElementById('mini_search').style.display = 'none';
		document.getElementById('mini_search_collapsed').style.display = 'block';
	}else{
		document.getElementById('mini_search').style.display = 'block';
		document.getElementById('mini_search_collapsed').style.display = 'none';
	}
}

function chunch($this){
	if($this.className == 'checkbox0'){
		$this.className = 'checkbox1';
		$this.value = 1;
	}else{
		$this.className = 'checkbox0';
		$this.value = 0;
	}
}