/* refresh timer */
/* for web cams, refresh the page every 30 seconds  */

  var RefreshTime=30000;
  var showtimerId = "undefined";
  
function refreshTimer()
{
      // Reload the page every 30 seconds
      location.reload();
      timerID = setTimeout("refreshTimer()", RefreshTime);
}

function StartRefreshTimer()
{
       timerID = setTimeout("refreshTimer()", RefreshTime);
}
	
function getPosition(ElementID, OffsetType)
 {
	 <!-- calculate where the Element is located in the window -->
		var el=document.getElementById(ElementID);
		var total=(OffsetType=="left")? el.offsetLeft : el.offsetTop;
		var parent=el.offsetParent;
		
		while (parent!=null)
		  {
			total=(OffsetType=="left")? total+parent.offsetLeft : total+parent.offsetTop;
			parent=parent.offsetParent;
		  }
		return total;
}
function SetUpInfoVisibleClear(ElementID1, ElementID2, offset, width, zindexVal, Message)
  {
	  var el=document.getElementById(ElementID1);
	  var position=getPosition(ElementID1, 'left') - offset;
	  var el2=document.getElementById(ElementID2);
	  
	  el2.align='left';
	  el2.style.visibility='visible'; 
	  el2.style.zIndex = zindexVal;  /* style.z-index */
	  el2.style.position='absolute';
	/*  el2.style.backgroundColor='#FFFFFF';  style.background-color */
	  el2.style.width = width;
	  el2.style.left = getPosition(ElementID1, 'left') - offset + 'px'; /* - offset;  /* was 300px;  */
	  el2.style.border=' 1px solid #c0c0c0';
	  el2.style.margin='2px 15px 15px 15px';
	  
	  el2.innerHTML = Message;
  }	
function SetUpInfoVisible(ElementID1, ElementID2, offset, width, zindexVal, Message)
  {
	  var el=document.getElementById(ElementID1);
	  var position=getPosition(ElementID1, 'left') - offset;
	  var el2=document.getElementById(ElementID2);
	  
	  el2.align='left';
	  el2.style.visibility='visible'; 
	  el2.style.zIndex = zindexVal;  /* style.z-index */
	  el2.style.position='absolute';
	  el2.style.backgroundColor='#FFFFFF'; /* style.background-color */
	  el2.style.width = width;
	  el2.style.left = getPosition(ElementID1, 'left') - offset + 'px'; /* - offset;  /* was 300px;  */
	  el2.style.border=' 1px solid #c0c0c0';
	  el2.style.margin='2px 15px 15px 15px';
	  
	  el2.innerHTML = Message;
  }	  
function SetUpInfo(ElementID1, ElementID2, offset, width, Message)
  {
	  var el=document.getElementById(ElementID1);
	  var position=getPosition(ElementID1, 'left') - offset;
	  var el2=document.getElementById(ElementID2);
	  var mouseoverstr = "Simpleshowitem('" + ElementID2 + "')";
	  var mouseoutstr  = "Simplehideitem('" + ElementID2 + "')";
	  
/*    this doesn't seem to work right now */
      el.onmouseover = mouseoverstr;
	  el.onmouseout = mouseoutstr;  
	  
	  el2.align='left';
	  el2.style.visibility='hidden'; 
	  el2.style.zIndex='20';  /* z-index move to front */
	  el2.style.position='absolute';
	  el2.style.backgroundColor='#FFFFFF'; /* background-color is white to hide underlying text */
	  el2.style.width = width;
	  el2.style.left = getPosition(ElementID1, 'left') - offset + 'px'; /* - offset;  /* was 300px;  */
	  el2.style.border=' 1px solid #c0c0c0';
	  el2.style.padding='2px 15px 15px 15px';
	  
	  el2.innerHTML = Message;
  }
  
function Simpleshowitem(elmnt)
  {
      document.getElementById(elmnt).style.visibility="visible"
   }
function Simplehideitem(elmnt)
  {
      document.getElementById(elmnt).style.visibility="hidden"
  }
  

function validate() {  /* for when a reader wishes to talk with us */

	if (document.MochaContact.Name.value == '') {
		alert('Please enter your name.');
		document.MochaContact.Name.focus();
		return false;
	}
							
	if (document.MochaContact.line2.value == '') {
		alert('Please enter your email address.');
		document.MochaContact.line2.focus();
		return false;
	}
							
	if (document.MochaContact.Comment.value == '') {
		alert('Please enter a non-null comment');
		document.MochaContact.Comment.focus();
		return false;
	}
	
	if (document.MochaContact.EMail.value != '') {
		window.open("thanks.htm", "_self");
	/*	alert('Please enter your e-mail address.');
		document.MochaContact.EMail.focus(); */
		return false;
	}
								
	return true;
}