var _oldColor;   
function SetNewColor(source){_oldColor=source.style.backgroundColor;source.style.backgroundColor='#EEFACD';}
function SetOldColor(source){source.style.backgroundColor=_oldColor;}
function referrer(){var _img=new Image();_img.src="Tracking.aspx?f="+document.referrer+"&r="+Math.random();}
//»¬¶―ΓΕ
function secBoard1(n) {
    var tbl=document.getElementById("secTable");
    var mainTbl= document.getElementById("mainTable");
    for (i = 0; i < tbl.rows[0].cells.length; i++)
        tbl.rows[0].cells[i].className = "sec2";
    tbl.rows[0].cells[n].className = "sec3";
    for (i = 0; i < mainTbl.tBodies.length; i++)
        mainTbl.tBodies[i].style.display = "none";
    mainTbl.tBodies[n].style.display = "block";
}
function G(obj){return document.getElementById(obj)}