function highlightButton(event, s)
{
  if (document.getElementById)
  {
    if ("INPUT" == event.srcElement.tagName)
    {
      event.srcElement.className = s;
    }
  }
}

/**
*   Checks for alphanumeric key codes based on ASCII values.
*       48 to 57 (ASCII) = 0 to 9
*       45 to 90 (ASCII) = A to Z
*       97 to 122 (ASCII) = a to z
*       8 (ASCII) = backspace
*       37 (ASCII) = left arrow
*       39 (ASCII) = right arrow
*       13 (ASCII) = enter
*
*       Delete Key
*       - The ASCII table specifies DEL as 127
*       - Firefox & Netscape map DEL to 46, same as . (dot), which means you cannot block . without blocking DEL as well
*       - IE doesn't consider DEL as a key event
*
*   @params:
*       event - key press event
**/
function checkNumeric(event) {
    var allowed = false;

    var keyCode = (event.keyCode ? event.keyCode :
                    (event.charCode ? event.charCode :
                        (event.which ? event.which : 0)));

    //9 is tab in Firefox
    //46 is Delete in Firefox

    if ( ((keyCode >=48) && (keyCode <= 57)) ||
      (keyCode == 8) || (keyCode == 37) ||
      (keyCode == 39) || (keyCode == 13) || (keyCode == 9))
    {
        allowed = true;
    }



    return allowed;
}

function confirmDeletion(location, alertMessage) {

	if (confirm(alertMessage))
	{
		if (location.length == 0)
		{
			document.forms[0].submit();	
		}
		else
		{
			document.location = location;
		}
		return true;
	}

	if (location.length == 0)
	{
		return false;
	}
	else
	{
		return;
	}
	
}

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_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

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_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];}
}


function setFocus()
{
	if (document.forms[0] != null)
	{
		if (document.forms[0].elements != null)
		{
			for(count = 0 ; count < document.forms[0].elements.length ; count++)
			{
				if ('text' == document.forms[0].elements[count].type || 'textarea' == document.forms[0].elements[count].type)
				{
					document.forms[0].elements[count].focus();				
					return;
				}
			}
		}
	} 
}

function preloadHomePageImages()
{

	MM_preloadImages("/images/hi_logo.jpg",
	"images/about_over.gif",
	"images/about_up.gif",
	"images/about_arrow.jpg",
	"images/contact_up.gif",
	"images/press_up.gif",
	"images/topmost_nav_l.jpg",
	"images/topmost_nav_bg.jpg",
	"images/topmost_nav_r.jpg",
	"images/nav_top_corner.gif",
	"images/main_img_m.jpg",
	"images/main_img_r.jpg",
	"images/owners_pros.gif",
	"images/home_ini_26.jpg",
	"images/nav_shim1.jpg",
	"images/spacer.gif",
	"images/your_projects_up.jpg",
	"images/nav_shim2.gif",
	"images/you_profile_up.jpg",
	"images/you_profile_over.jpg",
	"images/your_projects_over.jpg",
	"images/search_pros_over.jpg",
	"images/search_projects_over.jpg",	
	"images/search_pros_up.jpg",
	"images/search_projects_up.jpg",
	"images/nav_top_bottomcorner.jpg",
	"images/orange_bottom_l.gif",
	"images/template_01.jpg",
	"images/template_02.jpg",
	"images/template_04.jpg",
	"images/template_05.jpg",
	"images/template_06.jpg",
	"images/footer_02.jpg");
}