function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

<!--
function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}
//-->

//Home
function h0()
{ window.open("/index.asp","_self");	}

//sub_menu ABOUT YPM
function a1()
{ window.open("/extra/about/about.asp","_self");	}

function a2()
{ window.open("/extra/about/history.asp","_self");	}


//sub_menu YPM COMPETITON
function b1()
{ 
// alert('Á¢¼ö±â°£ÀÌ ¾Æ´Õ´Ï´Ù.');
 window.open("/extra/competition/info.asp","_self");	

}

function b2()
{ 
//alert('Á¢¼ö±â°£ÀÌ ¾Æ´Õ´Ï´Ù.');
  window.open("/extra/competition/subject.asp","_self");	
}

function b3()
{ 
//alert('Á¢¼ö±â°£ÀÌ ¾Æ´Õ´Ï´Ù.');
window.open("/extra/competition/method.asp","_self");	
}

function b4()
{ 
// alert('Á¢¼ö±â°£ÀÌ ¾Æ´Õ´Ï´Ù.');
window.open("/extra/competition/judge.asp","_self");	
}

//sub_menu apply
function c1()
{ 	
//  alert('Á¢¼ö±â°£ÀÌ ¾Æ´Õ´Ï´Ù.');
 
 window.open("/extra/apply/user_agree.asp","_self");
}
function c2()
{ 
  //alert('Á¢¼ö±â°£ÀÌ ¾Æ´Õ´Ï´Ù.');
   window.open("/extra/apply/receive_write.asp","_self");
}
function c3()
{ 
  //alert('Á¢¼ö±â°£ÀÌ ¾Æ´Õ´Ï´Ù.');
  window.open("/extra/apply/user_detail.asp","_self");
}

//sub_menu BOARD
function d1()
{ window.open("/extra/board/notice/list.asp","_self");	}

function d2()
{ window.open("/extra/board/qna/list.asp","_self");	}

function d3()
{ window.open("/extra/board/faq/list.asp","_self");	}

//guide
function g1()
{ window.open("/extra/guide/agree.asp","_self");	}

function g2()
{ window.open("/extra/guide/privacy.asp","_self");	}

function g3()
{ window.open("/extra/guide/sitemap.asp","_self");	}

function g4()
{ window.open("/intra/index.asp","_self");	}