var iCurrentTab = 1;

function tabflipover(iTab)
{
    if(iTab == 1 && iCurrentTab != 1)
    {
        var Tab1 = document.getElementById("hptab1");
        Tab1.style.backgroundImage = "url('./mhmg_images/orangetabfade.gif')";
        Tab1.style.borderBottomColor = "#ffffff";
        
    }
    if(iTab == 2 && iCurrentTab != 2)
    {
        var Tab2 = document.getElementById("hptab2");
        Tab2.style.backgroundImage = "url('./mhmg_images/orangetabfade.gif')";
        Tab2.style.borderBottomColor = "#ffffff";
        
    }
    if(iTab == 3 && iCurrentTab != 3)
    {
        var Tab3 = document.getElementById("hptab3");
        Tab3.style.backgroundImage = "url('./mhmg_images/orangetabfade.gif')";
        Tab3.style.borderBottomColor = "#ffffff";
        
    }
    if(iTab == 4 && iCurrentTab != 4)
    {
        var Tab4 = document.getElementById("hptab4");
        Tab4.style.backgroundImage = "url('./mhmg_images/orangetabfade.gif')";
        Tab4.style.borderBottomColor = "#ffffff";
        
    }
}

function tabflipout(iTab)
{
    if(iTab == 1 && iCurrentTab != 1)
    {
        var Tab1 = document.getElementById("hptab1");
        Tab1.style.backgroundImage = "url('./mhmg_images/greytabfade.gif')";
        Tab1.style.borderBottomColor = "#B0B0B0"; 
    }
    if(iTab == 2 && iCurrentTab != 2)
    {
        var Tab2 = document.getElementById("hptab2");
        Tab2.style.backgroundImage = "url('./mhmg_images/greytabfade.gif')";
        Tab2.style.borderBottomColor = "#B0B0B0"; 
    }
    if(iTab == 3 && iCurrentTab != 3)
    {
        var Tab3 = document.getElementById("hptab3");
        Tab3.style.backgroundImage = "url('./mhmg_images/greytabfade.gif')";
        Tab3.style.borderBottomColor = "#B0B0B0"; 
    }
    if(iTab == 4 && iCurrentTab != 4)
    {
        var Tab4 = document.getElementById("hptab4");
        Tab4.style.backgroundImage = "url('./mhmg_images/greytabfade.gif')";
        Tab4.style.borderBottomColor = "#B0B0B0"; 
    }
}

function tabclick(iTab)
{
    var iPrevTab = iCurrentTab;
    document.getElementById("dHomeTab1").style.display = "none";
    document.getElementById("dHomeTab2").style.display = "none";
    document.getElementById("dHomeTab3").style.display = "none";
    document.getElementById("dHomeTab4").style.display = "none";
    if(iTab == 1 && iCurrentTab != 1)
    {
        document.getElementById("dHomeTab1").style.display = "block";
        tabflipover(1);
        iCurrentTab = 1;
    }
    if(iTab == 2 && iCurrentTab != 2)
    {
        document.getElementById("dHomeTab2").style.display = "block";
        tabflipover(2);
        iCurrentTab = 2;
    }
    if(iTab == 3 && iCurrentTab != 3)
    {
        document.getElementById("dHomeTab3").style.display = "block";
        tabflipover(3);
        iCurrentTab = 3;
    }
    if(iTab == 4 && iCurrentTab != 4)
    {
        document.getElementById("dHomeTab4").style.display = "block";
        tabflipover(4);
        iCurrentTab = 4;
    }
    tabflipout(iPrevTab);
}