function showMenu(obj){
	var oMenu = document.getElementById(obj);
	oMenu.style.display = 'block';
}

function hideMenu(obj){
	var oMenu = document.getElementById(obj);
	oMenu.style.display = 'none';
}

function showDetails(id){
	var url = '/catalog/product.html?id=' + id;
	var name = 'product' + id;
	var param = 'height=300, width=500, scrollbars=no';
	var win = window.open(url, name, param);	
	
	win.focus();
	
	return false;
}

function resizes (obj){;
var w=obj.width, h=obj.height;
window.resizeTo (w+200, h+400);
}

function changeSize(obj){
	
	var opera=gecko=ie=false;
	var browser=navigator.userAgent.toLowerCase();
	
	if(browser.match('opera'))
		opera=true;
	if(browser.match('gecko'))
		gecko=true;
	if(browser.match('msie'))
		if(!opera)
			ie=true;
	
	if (opera || gecko)
		disProp = 'table-row';
	else
		disProp = 'block';
	
	var first = document.getElementById('first_size_td');
	var second = document.getElementById('second_size_td');
	var socket = document.getElementById('socket_size_td');
	var disProp;	
	
	if(obj.value == '10'){
		first.style.display = 'none';
		second.style.display = 'none';
		socket.style.display = disProp;
	}else if(obj.value == 0){
		first.style.display = disProp;
		second.style.display = 'none';
		socket.style.display = 'none';
	}else{
		first.style.display = disProp;
		second.style.display = disProp;
		socket.style.display = 'none';
	}
}

function setFirstSize(obj){
	document.getElementById('size_first').value = obj.value;
}

function changeCategory(obj){
	var form = document.getElementById('search-form');
	if(obj.value != ''){
	
		var cID, size_first, size_second;
		cID = document.getElementById('cID').value
		size_first = document.getElementById('size_first') ? document.getElementById('size_first').value : 0;
		size_second = document.getElementById('size_second') ? document.getElementById('size_second').value : 0;
		
		var pars = 'cID=' + cID + '&size_first=' + size_first + '&size_second=' + size_second;
		var myAjax = new Ajax.Updater('cat-search', '/catalog/search-form.html', {method: 'get', parameters: pars});
	}
}

function sendForm(){
	var form = document.getElementById('search-form');
	form.action = '/catalog/catalog-search.html';
	form.submit();
}