// JavaScript Document

function showMenu(obj){
	var itm1a = document.getElementById(obj+"-1");
	var itm1b = document.getElementById(obj+"-2");

	if(itm1b.style.display == 'block'){
		itm1a.style.display = 'block';
		itm1b.style.display = 'none';
	} else {
		itm1a.style.display = 'none';
		itm1b.style.display = 'block';
	}
	
};

function showCor(){
	var cor = document.getElementById("cor");
	cor.style.display = 'block';
	
	var IpopTop = document.body.clientHeight;
    var IpopLeft = (document.body.clientWidth - cor.offsetWidth) / 2;
      
    cor.style.left = IpopLeft + document.body.scrollLeft + "px";
    cor.style.top = IpopTop - 600 + "px";
}

function hideCor(){
	var cor = document.getElementById("cor");
	cor.style.display = 'none';
}

function showNews(){
	var news1 = document.getElementById("news1");
	var news2 = document.getElementById("news2");
	
	news1.style.display = "none";
	news2.style.display = "block";
}
function hideNews(){
	var news1 = document.getElementById("news1");
	var news2 = document.getElementById("news2");
	
	news1.style.display = "block";
	news2.style.display = "none";
}

function showCont(){
	var cont1 = document.getElementById("cont1");
	var cont2 = document.getElementById("cont2");
	
	cont1.style.display = "none";
	cont2.style.display = "block";
}
function hideCont(){
	var cont1 = document.getElementById("cont1");
	var cont2 = document.getElementById("cont2");
	
	cont1.style.display = "block";
	cont2.style.display = "none";
}

function showEng(){
	var cont1 = document.getElementById("eng");
	var cont2 = document.getElementById("arb");
	
	cont1.style.display = "block";
	cont2.style.display = "none";
}
function showArb(){
	var cont1 = document.getElementById("eng");
	var cont2 = document.getElementById("arb");
	
	cont1.style.display = "none";
	cont2.style.display = "block";
}

function toggle_view(dv) {

	div1 = document.getElementById(dv);
	if(div1.style.display == 'block' || div1.style.display == ''){
		div1.style.display = 'none';
	} else {
		div1.style.display = 'block';
	}

}