function init(){
    setPosition('ourtopmenuid');
   //hide('id95');
   //hide('id96');
   //hide('id80');

    }
function setPosition(elmnt){
    var screenHeight = screen.height;
    var screenWidth = screen.width;
    posx=(screenHeight)/2;
    posy=(screenWidth)/2;
    var width = posx/3;
    if(elmnt){
    //var width = document.getElementById(elmnt).width/2;
    //var x = document.getElementById(elmnt).width;
    //var y = document.getElementById(elmnt).height;

    var pos = posx-width+'px';
    if(document.getElementById(elmnt)){
    	document.getElementById(elmnt).style.left= pos;
    	//x=document.getElementById(elmnt).style.height;
    	//y=document.getElementById(elmnt).style.width;
    	}
    }
    //var defSt = 'Polowa ekranu: '+posx+', '+posy+'\n Rozmiar menu: '+x+', '+y;

    //defaultStatus = defSt;
    //confirm (defSt);
}
function show(elmnt){
    if(elmnt){
    	//document.getElementById(elmnt).style.visibility="visible";
    	if(document.getElementById(elmnt)){
   		document.getElementById(elmnt).style.display="";
   	}
    }
}
function hide(elmnt){
    if(elmnt){
    	if(document.getElementById(elmnt)){
        //document.getElementById(elmnt).style.visibility="hidden";
		document.getElementById(elmnt).style.display="none";
    	}
    }

}