var nav1 = document.getElementById("nav1");
var nav2 = document.getElementById("nav2");
var nav3 = document.getElementById("nav3");
var nav4 = document.getElementById("nav4");
var nav5 = document.getElementById("nav5");
var nav6 = document.getElementById("nav6");
var nav7 = document.getElementById("nav7");

var dropdown1 = document.getElementById("dropdown1");
var dropdown2 = document.getElementById("dropdown2");
var dropdown3 = document.getElementById("dropdown3");
var dropdown4 = document.getElementById("dropdown4");
var dropdown5 = document.getElementById("dropdown5");
var dropdown6 = document.getElementById("dropdown6");
var dropdown7 = document.getElementById("dropdown7");




nav2.onmouseover = function() {
    dropdown2.style.visibility = "visible";
    dropdown2.style.zIndex = "22";
}
nav2.onmouseout = function() {
    dropdown2.style.visibility = "hidden";
}
dropdown2.onmouseover = function() {
    dropdown2.style.visibility = "visible";
}
dropdown2.onmouseout = function() {
    dropdown2.style.visibility = "hidden";
}






nav3.onmouseover = function() {
    dropdown3.style.visibility = "visible";
}
nav3.onmouseout = function() {
    dropdown3.style.visibility = "hidden";
}
dropdown3.onmouseover = function() {
    dropdown3.style.visibility = "visible";
}
dropdown3.onmouseout = function() {
    dropdown3.style.visibility = "hidden";
}





nav4.onmouseover = function() {
    dropdown4.style.visibility = "visible";
}
nav4.onmouseout = function() {
    dropdown4.style.visibility = "hidden";
}
dropdown4.onmouseover = function() {
    dropdown4.style.visibility = "visible";
}
dropdown4.onmouseout = function() {
    dropdown4.style.visibility = "hidden";
}



nav5.onmouseover = function() {
    dropdown5.style.visibility = "visible";
}
nav5.onmouseout = function() {
    dropdown5.style.visibility = "hidden";
}
dropdown5.onmouseover = function() {
    dropdown5.style.visibility = "visible";
}
dropdown5.onmouseout = function() {
    dropdown5.style.visibility = "hidden";
}



nav6.onmouseover = function() {
    dropdown6.style.visibility = "visible";
}
nav6.onmouseout = function() {
    dropdown6.style.visibility = "hidden";
}
dropdown6.onmouseover = function() {
    dropdown6.style.visibility = "visible";
}
dropdown6.onmouseout = function() {
    dropdown6.style.visibility = "hidden";
}



function Show_ClkBlackTab(ClkBlackTabid_num,ClkBlackTabnum){
	for(var i=0;i<5;i++){document.getElementById("ClkBlackTabcontent_"+ClkBlackTabid_num+i).style.display="none";}
	for(var i=0;i<5;i++){document.getElementById("ClkBlackTabmenu_"+ClkBlackTabid_num+i).className="ClkBlackTabOff";}
	document.getElementById("ClkBlackTabmenu_"+ClkBlackTabid_num+ClkBlackTabnum).className="ClkBlackTab";
	document.getElementById("ClkBlackTabcontent_"+ClkBlackTabid_num+ClkBlackTabnum).style.display="block";
}