function selectMenu(name) {
  if(name == 1) {
   about_sub.style.display = '';
   news_sub.style.display = 'none';
   game_sub.style.display = 'none';
   appointment_sub.style.display = 'none';

  }
  if(name == 2){
   about_sub.style.display = 'none';
   news_sub.style.display = '';
   game_sub.style.display = 'none';
   appointment_sub.style.display = 'none';
  }
  if(name == 3){
   about_sub.style.display = 'none';
   news_sub.style.display = 'none';
   game_sub.style.display = '';
   appointment_sub.style.display = 'none';
   }
  if(name == 4){
   about_sub.style.display = 'none';
   news_sub.style.display = 'none';
   game_sub.style.display = 'none';
   appointment_sub.style.display = '';
   }
}



// 
var nAdCornerWidth = 75; 
var nAdCornerHeight = 130; 
<!-------------------------->
//var        nAdCornerMarginX                = 852; 
var nAdCornerMarginX = 882; //
<!-------------------------->
var nAdCornerMarginY = 300; 
var nScrollBarWidth = 16; 
var nScrollBarHeight = 16; 
var isMSIE = 0; 
var nVersion = 3; 
var nInterval = 200; 
var isLoaded = 0; 

var delete_check_margin;

function setup () 
{ 
        nVersion = parseInt (navigator.appVersion); // 
        if (navigator.appName == "Microsoft Internet Explorer") 
        { 
                isMSIE = 1; 
                if (navigator.userAgent.indexOf ("MSIE 5") != -1)  // stringObj.indexOf(String) 
                { 
                        nVersion = 5; 
                } 
        } 
        else 
        { 
                isMSIE = 0; 
                if (nVersion >= 4) 
                { 
                	window.captureEvents (Event.MOUSEMOVE); 
                } 
        } 

        if (nVersion >= 4) 
        { 
        	window.setInterval ("AdCornerMove();", nInterval); 
        } 
} 

function AdCornerMove () 
{ 
        if (isLoaded == 0) 
        { 
                return; 
        } 
		
        if (isMSIE) 
        { 
			nAdCornerOriginX = nAdCornerWidth + nAdCornerMarginX; 
//			nAdCornerOriginY = document.body.clientHeight - idAdCorner.height - nAdCornerMarginY; 
			nAdCornerOriginY = (document.body.clientHeight / 2);	
			nAdCornerOriginY += document.body.scrollTop - 1;  //
	
			idAdCorner.style.pixelLeft = nAdCornerOriginX; 
			idAdCorner.style.pixelTop = nAdCornerOriginY; 



			if ( (document.getElementById("check_layer"))) {
				
				check_layer_margin = document.body.clientHeight - idAdCorner.height - 485;
				check_layer_margin += document.body.scrollTop - 1;
				check_layer.style.top = check_layer_margin;
			} else {
				;
			}
		} 
        else 
		
        { 
		nAdCornerOriginX = -window.innerWidth - window.pageXOffset + nAdCornerWidth + nAdCornerMarginX; 
		nAdCornerOriginY = window.innerHeight + window.pageYOffset - nAdCornerHeight - nAdCornerMarginY; 

		if (window.scrollbars.visible == true) 
		{ 
				nAdCornerOriginY  -= nScrollBarHeight; 
		} 

		document.layers["idAdCorner"].pageX  = nAdCornerOriginX; 
		document.layers["idAdCorner"].pageY  = nAdCornerOriginY; 
        } 
} 

// 
document.write('<A HREF="#top"><IMG SRC="./main/top-bt.gif" alt="" id=idAdCorner border=0 style=position:absolute;left=10;top=1000;z-index:2;></A>');
window.onload=setup;
        isLoaded = 1; 
//-->