function IsNumeric(sText)
{
	var ValidChars = "0123456789";
   var IsNumber=true;
   var Char;
   for (i = 0; i < sText.length && IsNumber == true; i++) 
      { 
      Char = sText.charAt(i); 
      if (ValidChars.indexOf(Char) == -1) 
         {
         IsNumber = false;
         }
      }
   return IsNumber;   	
} 	

function topNav(section,strPathBase)
	 {
		section=section.toLowerCase();
		document.write("<table border='0' cellpadding='0' cellspacing='1'>");
		document.write("<tr>"); 
		document.write("<td><img src='" + strPathBase + "images/spacer.gif' width='9' height='15' alt=''></td>");
		

		if (section == 'printers')
		{
			document.write("<td><a href='" + strPathBase + "productlist.asp?subtype=PRT'> <img src='" + strPathBase + "images/sub-print-on.gif' name='Image261' width='87' height='18' border='0' alt='Printers'></a></td>");
		}
		else
		{
			document.write("<td><a href='" + strPathBase + "productlist.asp?subtype=PRT' onMouseOut='MM_swapImgRestore()' onMouseOver=\"MM_swapImage('Image261','', '" + strPathBase + "images/sub-print-on.gif',1)\"><img src='" + strPathBase + "images/sub-print-off.gif' name='Image261' width='87' height='18' border='0' alt='Printers'></a></td>");
		}	
		if (section == 'folders')
		{
			document.write("<td><a href='" + strPathBase + "subcat.asp?prdtype=Folders'> <img src='" + strPathBase + "images/sub-fold-on.gif' name='Image262' width='87' height='18' border='0' alt='Folders'></a></td>");
		}
		else
		{
			document.write("<td><a href='" + strPathBase + "subcat.asp?prdtype=Folders' onMouseOut='MM_swapImgRestore()' onMouseOver=\"MM_swapImage('Image262','','" + strPathBase + "images/sub-fold-on.gif',1)\"><img src='" + strPathBase + "images/sub-fold-off.gif' name='Image262' width='87' height='18' border='0' alt='Folders'></a></td>");
		}	
		if (section == 'staplers')
		{
			document.write("<td><a href='" + strPathBase + "subcat.asp?prdtype=Staplers'> <img src='" + strPathBase + "images/sub-staple-on.gif' name='Image263' width='87' height='18' border='0' alt='Staplers'></a></td>");
		}
		else
		{
			document.write("<td><a href='" + strPathBase + "subcat.asp?prdtype=Staplers' onMouseOut='MM_swapImgRestore()' onMouseOver=\"MM_swapImage('Image263','','" + strPathBase + "images/sub-staple-on.gif',1)\"><img src='" + strPathBase + "images/sub-staple-off.gif' name='Image263' width='87' height='18' border='0' alt='Staplers'></a></td>");
		}	
		if (section == 'trimmers')
		{
			document.write("<td><a href='" + strPathBase + "subcat.asp?prdtype=Trimmers'> <img src='" + strPathBase + "images/sub-trim-on.gif' name='Image264' width='87' height='18' border='0' alt='Trimmers'></a></td>");
		}
		else
		{
			document.write("<td><a href='" + strPathBase + "subcat.asp?prdtype=Trimmers' onMouseOut='MM_swapImgRestore()' onMouseOver=\"MM_swapImage('Image264','', '" + strPathBase + "images/sub-trim-on.gif',1)\"><img src='" + strPathBase + "images/sub-trim-off.gif' name='Image264' width='87' height='18' border='0' alt='Trimmers'></a></td>");
		 
		}

		if (section == 'shredders')
		{

			document.write("<td><a href='" + strPathBase + "subcat.asp?prdtype=Shredders'> <img src='" + strPathBase + "images/sub-shredd-on.gif' name='Image265' width='87' height='18' border='0' alt='Shredders'></a></td>");
		}
		else
		{
			document.write("<td><a href='" + strPathBase + "subcat.asp?prdtype=Shredders' onMouseOut='MM_swapImgRestore()' onMouseOver=\"MM_swapImage('Image265','', '" + strPathBase + "images/sub-shredd-on.gif',1)\"><img src='" + strPathBase + "images/sub-shredd-off.gif' name='Image265' width='87' height='18' border='0' alt='Shredders'></a></td>");
		}
		if (section == 'drills')
		{
			document.write("<td><a href='" + strPathBase + "productlist.asp?subtype=DRL'> <img src='" + strPathBase + "images/sub-drills-on.gif' name='Image266' width='87' height='18' border='0' alt='Drills'></a></td>");
		}
		else
		{
			document.write("<td><a href='" + strPathBase + "productlist.asp?subtype=DRL' onMouseOut='MM_swapImgRestore()' onMouseOver=\"MM_swapImage('Image266','', '" + strPathBase + "images/sub-drills-on.gif',1)\"><img src='" + strPathBase + "images/sub-drills-off.gif' name='Image266' width='87' height='18' border='0' alt='Drills'></a></td>");
		
		}
		
		document.write("</tr>");
		document.write("</table>");
		
	}
function Trim(str)
{
 return str.replace(/^\s*|\s*$/g,"");
}
function validatespace(stext)
{
	if(Trim(stext)=="")
	{
		return false;
	}
	else
	 {
		return true;
	 }
}	
function isProper(string)
{
   if (!string) return false;
   var iChars = "*|,\":<>[]{}`\';()@&$#%.";

   for (var i = 0; i < string.length; i++) 
   {
      if (iChars.indexOf(string.charAt(i)) != -1)
      return false;
   }
    return true;
}