PreImage1= new Image(2,22);
	PreImage1.src = "img/menuh_left.gif";
	PreImage2 = new Image(2,22);
	PreImage2.src = "img/menuh_right.gif";
	PreImage3 = new Image(1,22);
	PreImage3.src = "img/menuh_mid.gif";


	 function rockon(ov) {
	   	newone = ov.style;
	   	newone.color = '#767676';
	   	newone.background = '#DDDDDD';
	   	newone.border= '1px #000000 solid'; 
      }

      function rockoff(ov) {
	   	newone = ov.style;
	   	newone.color = '#FFFFFF';
	   	newone.background = '#333333'; 
	   	newone.border= '0px #FFFFFF solid';
      }

	  function menu_on(obj,idtal) {
		document.getElementById('m'+idtal+'1').className='width2_hl';
		document.getElementById('m'+idtal+'2').className='menu_hm';
		document.getElementById('m'+idtal+'3').className='width2_hr';
		obj.style.cursor ='pointer';
	  }

	  function menu_off(obj,idtal) {
		document.getElementById('m'+idtal+'1').className='width2_dl';
		document.getElementById('m'+idtal+'2').className='menu_dm';
		document.getElementById('m'+idtal+'3').className='width2_dr';
		obj.style.cursor ='default';
	  }
		
	  function loadit() {
		var offsetheight = parseInt(document.getElementById('center2').offsetHeight);
		//alert(offsetheight);
		//offsetheight = offsetheight - 150;
		if(offsetheight<400)
			offsetheight=400;
		offsetheight2 = offsetheight + 50;
		document.getElementById('center2').style.height = offsetheight+'px';
		document.getElementById('bund').style.top = offsetheight2+'px';
		document.getElementById('bund').style.visibility = 'visible';
	  }

	  window.onload=loadit;