var topaboutclosed = 1;

var sideaboutclosed = 1;

var topservicesclosed = 1;

var sideservicesclosed = 1;

function showmenu_d(menuid, mode){

	

	var submenu = document.getElementById(menuid + "_1");

	switch(mode){

		case 1:

		{

			submenu.style.display = "block";

		}

		break;

		case 0:

		{

			submenu.style.display = "none";

		}

		break;

		default:

		{

			submenu.style.display = "none";

		}

		break;

	}

	switch(menuid) {

    case "sideservices":

    {

        sideservicesclosed  ^= 1;

    }

    break;

    case "sideabout":

    {

       sideaboutclosed ^= 1;

    }

    break;

  }

}



function showmenu_v(menuid,mode){

  var submenu = document.getElementById(menuid + "_1");

	switch(mode){

		case 1:

		{

			submenu.style.visibility = "visible";

		}

		break;

		case 0:

		{

			submenu.style.visibility = "hidden";

		}

		break;

		default:

		{

			submenu.style.visibility = "hidden";

		}

		break;

	}

  switch(menuid) {

    case "topservices":

    case "services":

    {

        topservicesclosed ^= 1;

    }

    break;

    case "about":

    case "topabout":

    {

       topaboutclosed ^= 1;

    }

    break;

  }

}

function menuroll(item, mode, bgcoloron, bgcoloroff, textcoloron, textcoloroff){

	//alert("got here");

	switch(mode){

		case 1:

		{

			item.style.backgroundColor = bgcoloron;

			item.style.color = textcoloron;

			item.style.cursor = "pointer";

			

		}

		break;

		case 0:

		{

			item.style.backgroundColor = bgcoloroff;

			item.style.color = textcoloroff;

			item.style.cursor = "default";

		}

		break;

		default:

		{

			item.style.backgroundColor = bgcoloroff;

			item.style.color = textcoloroff;

			item.style.cursor = "default";

		}

		break;

	}

}



function gotomenuitem(link){

	if(link != ""){

		document.location.href = link;

	}

}



function getQueryVariable(variable) {

  var query = window.location.search.substring(1);

  var vars = query.split("&");

  for (var i=0;i<vars.length;i++) {

    var pair = vars[i].split("=");

    if (pair[0] == variable) {

      return pair[1];

    }

  } 

  

}



function changebg() {

  var bgimages = new Array();

  bgimages['services_air'] = "air.jpg";

  bgimages['services_rail'] = "railway.jpg";

  bgimages['services_road'] = "road.jpg";

  bgimages['services_ocean'] = "cargoship.jpg";

  bgimages['about_us']      = "../oworld.jpg";

  

  var contentquery = getQueryVariable('content');

  if(bgimages[contentquery]) {

    document.getElementById("content").style.backgroundImage="url(images/bg/"+bgimages[contentquery]+")";

  }

  

}