// 
//roya

var ar = new Array(); 

function preload() {
	if( !document.images ) return; 
	
	var arguments = preload.arguments; 
	
	for (var i = 0; i < arguments.length; i++) {
		ar[i] = new Image(); 
		ar[i].src = arguments[i]; 
	}
}

function getImg(obj,status) {
	imgName = obj.src
	
	imgName_tmp = imgName.replace("_on","");
	imgName_tmp2 = imgName.replace("_off","");

	
	imgName = imgName.replace("_on","");
	imgName = imgName.replace("_off","");

	imgName_tmp = imgName.replace("_on","");
	imgName_tmp2 = imgName.replace("_off","");


	no1  = imgName.length;
	no2  = no1 - 4;			
	
	tmp = imgName.substr(0,no2);	
	ext = imgName.substr(no2+1,3);

	img_off = tmp + "_off." + ext;
	img_on = tmp+"_on." + ext ;

	if ( status==0 ) { return img_off}
	if ( status==1 ) { return img_on }

}

function chgImg(obj,flag) {

	imgID = obj.name
	imgID = imgID.replace("navimain","");

	if ( flag == 1)
	{
		obj.src= getImg(obj,1);
	}
	else if ( flag==0 )
	{
		obj.src= getImg(obj,0);
	}

	if( main_menu > 0  )
	{

		
		document.images["navimain"+main_menu].src = getImg( document.images["navimain"+main_menu] , 1 );
		
		if ( document.images["navitop"+main_menu] ){		
			document.images["navitop"+main_menu].src = getImg( document.images["navitop"+main_menu] , 1 );
		}
	}

	if( sub_menu > 0  )
	{
		document.images["navimain"+main_menu+"_"+sub_menu].src = getImg( document.images["navimain"+main_menu+"_"+sub_menu] , 1 );	
	}

}

function init_image() {
	
	imgID = "navimain" + main_menu;
	imgID2 = "navitop" + main_menu;

	obj = document.images[imgID]
	obj.src = getImg(obj,1)

	if ( obj2 = document.images[imgID2]	 ) { 
		obj2.src = getImg(obj2,1);
	}

	

	if ( sub_menu > 0 ){ 
		
		imgID = imgID + "_" + sub_menu;

		obj = document.images[imgID]
		obj.src = getImg(obj,1)
	}

	if ( main_menu > 0 ) { 
		document.getElementById("menu"+main_menu).style.display="block";
	}
	
}


function roll_menu(showNo) { 
	menuTotal = 9
 	for(i=1;i<=menuTotal;i++) {
		menu = "menu"+i;		
		obj = document.getElementById(menu);
		
		if(showNo != i) { obj.style.display='none'; }		
		if(showNo == i) { 
			if(obj.style.display=="none") { 	
				obj.style.display='block';				
				//mainFlag=1;
			}
			else { obj.style.display='none';  } //mainFlag=0 }
		}
	}
}

function bluring(){ 
	if(event.srcElement.tagName=="A"||event.srcElement.tagName=="IMG") document.body.focus(); 
} 
//document.onfocusin=bluring; 
//##########################################################################################################