// JavaScript Document

function show(num){
	var i=num;
	document.getElementById("ceng"+i).style.display="";
	document.getElementById("t"+i).className="card"+1;
		for(var j=1;j<4;j++)
		{
				if(j!=i)
				{
				document.getElementById("ceng"+j).style.display="none";
				document.getElementById("t"+j).className="card"+1+1;
				}
			}
}
// JavaScript Document

function s_dyzx(num){
	var i=num;
	document.getElementById("c_dyzx"+i).style.display="";
	// document.getElementById("b_dyzx"+i).className="card_dyzx1";
		for(var j=1;j<5;j++)
		{
			if(j!=i)
				{
				document.getElementById("c_dyzx"+j).style.display="none";
			//	document.getElementById("b_dyzx"+j).className="card_dyzx"+j+j;
				}
		}
}


function getposOffset(what, offsettype)
{
    var totaloffset=(offsettype=="left")? what.offsetLeft : what.offsetTop;
    var parentEl=what.offsetParent;
    while (parentEl!=null)
    {
        totaloffset=(offsettype=="left")? totaloffset+parentEl.offsetLeft : totaloffset+parentEl.offsetTop;
        parentEl=parentEl.offsetParent;
    }
    return totaloffset;
}

function showLocSelect(objid,divId,x_offset,y_offset)
{

    var locdiv=document.getElementById(divId);
    var obj=document.getElementById(objid);

    locdiv.style.top=(getposOffset(obj,"top")-y_offset)+"px";
    locdiv.style.left=(getposOffset(obj,"left")-x_offset)+"px";
    locdiv.style.display="block";
}

function hideLocSelect(divId)
{
    document.getElementById(divId).style.display="none";
}