var selectedRowId = "";
var lastSelectedRowType = "";
var x = "";

function highlight(o){        
    if (selectedRowId != o.id)
    {
        o.className = getClassName(o.className);                
    }     
}

function selectRow(o){

    if (selectedRowId != "")
    {   
        document.getElementById(selectedRowId).className = getClassName(lastSelectedRowClassName);        
    }
    lastSelectedRowClassName = o.className;    
    selectedRowId = o.id;
    o.className = "gridRowSelected";
}


function getClassName(strClassName)
{
    var ret;
    switch (strClassName)
    {
        case "gridRowNormal":
            ret = "gridRowNormalHighlight";
            break;
        case "gridRowAlternate":
            ret = "gridRowAlternateHighlight";
            break;
        case "gridRowNormalHighlight":
            ret = "gridRowNormal";
            break;
        case "gridRowAlternateHighlight":
            ret = "gridRowAlternate";    
            break;
    }
    return ret;                
}