function showMenu(menuID) {
	document.getElementById(menuID).style.visibility = "visible";
}
			
function hideMenu(menuID) {
	document.getElementById(menuID).style.visibility = "hidden";
}

function bodyLoad() {
  
  if(document.getElementById("EFCmap")) {    
    EFCmapLoad();
    googleMapOnLoadLocal();
  }
  
}

function bodyUnload() {

  if(document.getElementById("EFCmap")) {    
    GUnload();
  }
  
}


function getQuerystring() 
{
  if(arguments.length>1) return 'error : only one argument may be used';
    var resArray = new Array(); var qs = self.location.search; 
    var raw = qs.substring(1,qs.length); var keys = raw.split('&');
  
    if(arguments.length>0)  
    { 
      var txt = arguments[0].toString();  
      var txtLen = txt.length; var y = 0;         
    
      for(var x=0;x<keys.length;x++)  
      {
        if(keys[x].substring(0,txtLen) == txt)  
        {
          resArray[y] = keys[x].substring(txt.length+1,keys[x].length); y++;
        }
      } 
      
      if(resArray.length>0) 
        return resArray
      else 
        return '';
    }   
    else  
    {
    return keys
    } 
}