var g_id='IMG1';
function mouseover1(id,path)
{
    document.getElementById(id).src=path;
}

function mouseout1(id,path)
{   
    if(g_id != id)
    {
         document.getElementById(id).src=path;
    }    
}
function onclick1(id,path)
{
    g_id=id;
    document.getElementById("IMG1").src="Menu_images/About_Us.jpg";
    document.getElementById("IMG2").src="Menu_images/Our_Work.jpg";
    document.getElementById("IMG3").src="Menu_images/Get_Involved.jpg";
    document.getElementById("IMG4").src="Menu_images/Donate.jpg";
    document.getElementById("IMG5").src="Menu_images/Our_People.jpg";
    document.getElementById("IMG6").src="Menu_images/Our_Center.jpg";
    document.getElementById("IMG7").src="Menu_images/Our_Projects.jpg";
    document.getElementById("IMG8").src="Menu_images/Suces_story.jpg";
    document.getElementById("IMG9").src="Menu_images/Career.jpg";
    document.getElementById("IMG10").src="Menu_images/News_room.jpg";
    document.getElementById("IMG11").src="Menu_images/Events.jpg";
    document.getElementById("IMG12").src="Menu_images/News_letter.jpg";
    document.getElementById("IMG13").src="Menu_images/Courses.jpg";
    document.getElementById("IMG14").src="Menu_images/Industry.jpg";
    document.getElementById("IMG15").src="Menu_images/Gallery.jpg";
    document.getElementById(id).src=path;
}