function fo(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=fo(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function toggleDiv(id) {
  	if ((obj=fo(id))!=null) { 
		obj.style.display = ((obj.style.display == 'block')?'none' :'block');
	}
}

function getScrollXY() {
	  var scrOfX = 0, scrOfY = 0;
	  if( typeof( window.pageYOffset ) == 'number' ) {
	    //Netscape compliant
	    scrOfY = window.pageYOffset;
	    scrOfX = window.pageXOffset;
	  } else if( document.body && ( document.body.scrollLeft || document.body.scrollTop ) ) {
	    //DOM compliant
	    scrOfY = document.body.scrollTop;
	    scrOfX = document.body.scrollLeft;
	  } else if( document.documentElement && ( document.documentElement.scrollLeft || document.documentElement.scrollTop ) ) {
	    //IE6 standards compliant mode
	    scrOfY = document.documentElement.scrollTop;
	    scrOfX = document.documentElement.scrollLeft;
	  }
	  //return [ scrOfX, scrOfY ];
	  return scrOfY;
	}

function show(id){
    getObject(id).style.display = 'block';
}

function hide(id){
    getObject(id).style.display = 'none';
}

function getObject(divName) {
	if (document.getElementById) {
		// this is the way the standards work
		if (document.getElementById(divName)) {
			obj = document.getElementById(divName);
		}
	} else if (document.all) {
		// this is the way old msie versions work
		if (document.all[divName]) {
			obj = document.all[divName];
		}
	} else if (document.layers) {
		// this is the way nn4 works
		if (document.layers[divName]) {
			obj = document.layers[divName];
		}
	}
	return obj;
}


function showImage(imgsrc) {
    if (getObject('popup').style.display == 'block') {
    	hide('popup');
    } else {
    	document.Bgroot.src = imgsrc;
    	getObject('popup').style.top = getScrollXY()+'px';
    	show('popup');
    }
}

function showName(txt) {
	obj = getObject('thisMed');
	obj.innerHTML = txt;
}