// JavaScript Document

function changeMenu(cu)
{
	for(i=1;i<5;i++)
	{
		document.getElementById("menu_0"+i).className="nei_memo_ti_02";
		document.getElementById("div_0"+i).style.display="none";
	}
	document.getElementById("menu_0"+cu).className="nei_memo_ti_01";
	document.getElementById("div_0"+cu).style.display="block";
	document.getElementById("menu_title").innerHTML=document.getElementById("menu_0"+cu).innerHTML;
}
function DrawImage(MyPic,W,H){
  var flag=false;
  var image=new Image();
  image.src=MyPic.src;
  if(image.width>0 && image.height>0){
    flag=true;
    if(image.width/image.height>= W/H){
      if(image.width>W){  
        MyPic.width=W;
        MyPic.height=(image.height*W)/image.width;
      }
	  else{
        MyPic.width=image.width;  
        MyPic.height=image.height;
      }
    }
    else{
      if(image.height>H){  
        MyPic.height=H;
        MyPic.width=(image.width*H)/image.height;     
      }
	  else{
        MyPic.width=image.width;  
        MyPic.height=image.height;
      }
    }
  }
}