function showMap(thisCom, thisMap)
{
    var prevMap, currMap;
    var pSrc, cSrc;
    var l1, l2;
    
    l1 = document.getElementById("link" + thisCom + "1");
    l2 = document.getElementById("link" + thisCom + "2");
    
    if(thisMap=="1")
    {
        prevMap = "com" + thisCom + "m2";
        currMap = "com" + thisCom + "m1";
        
        pSrc = document.getElementById(prevMap);
        cSrc = document.getElementById(currMap);
        
        pSrc.style.display = "none";
        cSrc.style.display = "block";
        
        l1.className = "rmboxon";
        l2.className = "lmbox";
    }
    else
    {
        prevMap = "com" + thisCom + "m1";
        currMap = "com" + thisCom + "m2";
        
        pSrc = document.getElementById(prevMap);
        cSrc = document.getElementById(currMap);
        
        pSrc.style.display = "none";
        cSrc.style.display = "block";
        
        l1.className = "rmbox";
        l2.className = "lmboxon";
        
    }
}

function showCom(thisCom)
{
    var c1Src, c2Src;
    c1Src = document.getElementById("com1");
    c2Src = document.getElementById("com2");
    if(thisCom=="1")
    {
        c1Src.style.display = "block";
        c2Src.style.display = "none";
    }
    else
    {
        c2Src.style.display = "block";
        c1Src.style.display = "none";
    }
}