function SetSearchTextBoxOnBlur ( searchbox  ) 
{
    if ( searchbox.value.length == 0)
         searchbox.value = "Search Text";
}
function SetSearchTextBoxOnFocus ( searchbox  ) 
{
    if (searchbox.value == "Search Text")
    if ( searchbox.value.length > 0)
       searchbox.value = "";

}

    
function loadGoogleMap() {
    if(document.getElementById('map_canvas')) { initialize();loadMap() }
}

function unloadGoogleMap() {
    if(document.getElementById('map_canvas')) { GUnload(); }
}