isIE = (document.all ? true : false);
isDOM = (document.getElementById ? true : false);

////////////////////////////////////////////////////////////////////////////////

function getDivStyle(divname) {
	var style;
	if (isDOM) { style = document.getElementById(divname).style; }
	else { style = isIE ? document.all[divname].style
					   : document.layers[divname]; } // NS4
	return style;
}

function getDivName(elementname) {
	var element;
	if (isDOM) { element = document.getElementById(elementname); }
	else { element = isIE ? document.all[elementname]
					   : document.layers[elementname]; } // NS4
	return element;
}

function paint_region(r) {
	getDivStyle(r).display = "block";
}

function erase_region(r) {
	getDivStyle(r).display = "none";
}

function SetFocus(divname) {
	document.getElementById(divname).focus();
}

/*** SCRIPT FOR ROLL OVERS FROM DREAMWEAVER ***/
function MM_findObj(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=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

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_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];}
}
/*** END SCRIPT FOR ROLL OVERS FROM DREAMWEAVER ***/


function gh_aboutme_img_swap(mydiv,img_mo,mid_img_mo) {
	getDivName(mydiv).src = img_mo;
	getDivName('mid_pic_img').src = mid_img_mo;
}