var the_images = new Array( 'ncs',
										'your_website', 
										'search_engines', 
										'internet_marketing', 
										'portfolio', 
										'hosting_support', 
										'contact_links', 
										'site_plan');
										
function doPreload() 
		{
			preloadImages(the_images);
		}

		function preloadImages(the_images_array)
		{
			/* Check the browser supports this */
			if( document.images )
			{	
				for(loop = 0; loop < the_images_array.length; loop++)
				{
					var an_image = new Image();
					an_image.src = site_url +'whole_img/nav/' + the_images_array[loop] + '.jpg';
					an_image = new Image();
					an_image.src = site_url + 'whole_img/nav/' + the_images_array[loop] + '.gif';
				}
			}
		}
	
var count = 1;		
var requested_display =0;
var myTimeout;

function display( item )
	{
		requested_display = item;
		window.clearTimeout(myTimeout);
		myTimeout = window.setTimeout('really_display()',400);
	}
	
function really_display()
{
	var item = requested_display;	
		for( i = 0 ; i < 8 ; i++ )
		{
			el = document.getElementById( "layer" + i );

			if( i == item )
			{
				el.style.visibility = 'visible';
				el.style.display = 'block';
				eval( "document.nav" + i + ".src = site_url + '/whole_img/nav/" + the_images[i] + ".jpg'" );
			}
			else
			{
				el.style.visibility = 'hidden';
				el.style.display='none';
				eval( "document.nav" + i + ".src = site_url + '/whole_img/nav/" + the_images[i] + ".gif'" );
			}
		}
		
	}
	
function changeColour( id, colour )
{
	el = document.getElementById( id );
	//el.style.color = colour;
	if( colour == '#fff' )
	{
		el.className = '';
	} 
	else
	{
		el.className = 'current_page';
	} 
	
}
	
function menu_goto( menuform )
{
    var baseurl = "http://www.net-commerce-solutions.co.uk/" ;
    selecteditem = menuform.newurl.selectedIndex ;
    newurl = menuform.newurl.options[ selecteditem ].value ;
    if (newurl.length != 0) {
      location.href = baseurl + newurl ;
    }
}