function preload_images() { 
	var a=preload_images.arguments; 
	for(var i=0; i<a.length; i++){
		if (a[i].indexOf("#")!=0){ 
 			preload_image = new Image(); 
      		preload_image.src=a[i];
		}
	}
}

function _preload_images() { 
	var d=document;
	if(d.images){ 
		d.img_array=new Array();
		var j=d.img_array.length;
		for(var i=0; i<d.images.length; i++){
			//alert(d.images[i].src);
			d.img_array[j]=new Image; 
			d.img_array[j++].src=d.images[i].src;
		}
		var a=preload_images.arguments; 
		for(var i=0; i<a.length; i++){
			if (a[i].indexOf("#")!=0){ 
				//alert(a[i]);
				d.img_array[j]=new Image; 
				d.img_array[j++].src=a[i];
			}
		}
	}
}


function Set_Cookie( name, value, expires, path, domain, secure ) {
	// set time, it's in milliseconds
	var today = new Date();
	today.setTime( today.getTime() );
	
	/*
	if the expires variable is set, make the correct 
	expires time, the current script below will set 
	it for x number of days, to make it for hours, 
	delete * 24, for minutes, delete * 60 * 24
	*/
	if ( expires ){
		expires = expires * 1000 * 86400;
	}
	var expires_date = new Date( today.getTime() + (expires) );
	
	document.cookie = name + "=" +escape( value ) +
	( ( expires ) ? ";expires=" + expires_date.toGMTString() : "" ) + 
	( ( path ) ? ";path=" + path : "" ) + 
	( ( domain ) ? ";domain=" + domain : "" ) +
	( ( secure ) ? ";secure" : "" );
}

function bgChanger(id){
	document.body.style.backgroundImage='url(images/bg'+id+'.jpg)';
	document.body.style.backgroundRepeat='repeat-x';
	Set_Cookie('bgcolor',id,30,'','','');
}
function Get_Cookie( check_name ) {
	var a_all_cookies = document.cookie.split( ';' );
	var a_temp_cookie = '';
	var cookie_name = '';
	var cookie_value = '';
	var b_cookie_found = false; // set boolean t/f default f
	
	for ( i = 0; i < a_all_cookies.length; i++ )
	{
		// now we'll split apart each name=value pair
		a_temp_cookie = a_all_cookies[i].split( '=' );
		
		
		// and trim left/right whitespace while we're at it
		cookie_name = a_temp_cookie[0].replace(/^\s+|\s+$/g, '');
	
		// if the extracted name matches passed check_name
		if ( cookie_name == check_name )
		{
			b_cookie_found = true;
			// we need to handle case where cookie has no value but exists (no = sign, that is):
			if ( a_temp_cookie.length > 1 )
			{
				cookie_value = unescape( a_temp_cookie[1].replace(/^\s+|\s+$/g, '') );
			}
			// note that in cases where cookie is initialized but no value, null is returned
			return cookie_value;
			break;
		}
		a_temp_cookie = null;
		cookie_name = '';
	}
	if ( !b_cookie_found )
	{
		return null;
	}
}