var i_strngth=1

var i_image=0

var imageurl = new Array()

imageurl[0] ="files/01.jpg";

imageurl[1] ="files/02.jpg";

imageurl[2] ="files/03.jpg";

imageurl[3] ="files/04.jpg";

imageurl[4] ="files/05.jpg";

imageurl[5] ="files/06.jpg";

imageurl[6] ="files/07.jpg";

imageurl[7] ="files/08.jpg";

imageurl[8] ="files/09.jpg";

imageurl[9] ="files/10.jpg";

imageurl[10] ="files/11.jpg";

imageurl[11] ="files/12.jpg";





function showimage() { 



if (i_strngth <=100) {



document.getElementById('homepage_mid_pic_show').style.backgroundImage='url('+imageurl[i_image]+')';







document.getElementById('homepage_mid_pic_show').style.filter='alpha(opacity='+i_strngth+')';

i_strngth=i_strngth+10;

var timer=setTimeout("showimage()",100);

}

else {

clearTimeout(timer);

var timer=setTimeout("hideimage()",1000);

}



if(document.layers) {

clearTimeout(timer);

document.getElementById('homepage_mid_pic_show').style.backgroundImage='url('+imageurl[i_image]+')';

document.close();

i_image++;

if (i_image >= imageurl.length) {i_image=0} ;

var timer=setTimeout("showimage()",3000);

} 

}

function hideimage() { 

if (i_strngth >=-10) {

document.getElementById('homepage_mid_pic_show').style.backgroundImage='url('+imageurl[i_image]+')';



i_strngth=i_strngth-10;

var timer=setTimeout("hideimage()",100);

} 

else {

clearTimeout(timer);

i_image++;

if (i_image >= imageurl.length) {i_image=0; }

i_strngth=1;

var timer=setTimeout("showimage()",1000);

}

}





function show_item(menu_item)

{





var menu_item_status = document.getElementById(menu_item).style.display;

//alert(menu_item_status);



var i;

for(j=1; j<=4; j++){

//document.getElementById(i).style.display='none';











if(menu_item_status == 'block'){

document.getElementById(menu_item).style.display='none';

}

else{

	for(i=1; i<=4; i++){

		document.getElementById(i).style.display='none';

			}

		document.getElementById(menu_item).style.display='block';

}



}



}