// *************************************************************
//  CLIENT_SIDE SNIFFER CODE
// *************************************************************
// convert all characters to lowercase to simplify testing
var agt=navigator.userAgent.toLowerCase();

// *** BROWSER VERSION ***
// Note: On IE5, these return 4, so use is_ie5up to detect IE5.
var is_major = parseInt(navigator.appVersion);
var is_minor = parseFloat(navigator.appVersion);


// *** BROWSER TYPE ***
var is_nav  = ((agt.indexOf('mozilla')!=-1) && (agt.indexOf('spoofer')==-1)
            && (agt.indexOf('compatible') == -1) && (agt.indexOf('opera')==-1)
            && (agt.indexOf('webtv')==-1));
var is_nav4up = (is_nav && (is_major >= 4));
var is_ie   = (agt.indexOf("msie") != -1);
var is_ie3  = (is_ie && (is_major < 4));
var is_ie4  = (is_ie && (is_major == 4) && (agt.indexOf("msie 5.0")==-1) );
var is_ie5  = (is_ie && (is_major == 4) && (agt.indexOf("msie 5.0")!=-1) );
var is_ie5up  = (is_ie  && !is_ie3 && !is_ie4);



// *** PLATFORM ***
var is_win   = ( (agt.indexOf("win")!=-1) || (agt.indexOf("16bit")!=-1) );
var is_mac    = (agt.indexOf("mac")!=-1);
var is_sun   = (agt.indexOf("sunos")!=-1);
var is_irix  = (agt.indexOf("irix") !=-1);    // SGI
var is_hpux  = (agt.indexOf("hp-ux")!=-1);
var is_aix   = (agt.indexOf("aix") !=-1);      // IBM
var is_linux = (agt.indexOf("inux")!=-1);
var is_sco   = (agt.indexOf("sco")!=-1) || (agt.indexOf("unix_sv")!=-1);
var is_unixware = (agt.indexOf("unix_system_v")!=-1);
var is_mpras    = (agt.indexOf("ncr")!=-1);
var is_reliant  = (agt.indexOf("reliantunix")!=-1);
var is_dec   = ((agt.indexOf("dec")!=-1) || (agt.indexOf("osf1")!=-1) ||
       (agt.indexOf("dec_alpha")!=-1) || (agt.indexOf("alphaserver")!=-1) ||
       (agt.indexOf("ultrix")!=-1) || (agt.indexOf("alphastation")!=-1));
var is_sinix = (agt.indexOf("sinix")!=-1);
var is_freebsd = (agt.indexOf("freebsd")!=-1);
var is_bsd = (agt.indexOf("bsd")!=-1);
var is_unix  = ((agt.indexOf("x11")!=-1) || is_sun || is_irix || is_hpux ||
             is_sco ||is_unixware || is_mpras || is_reliant ||
             is_dec || is_sinix || is_aix || is_linux || is_bsd || is_freebsd);

// Handle Navigator 4 window resizing
if (is_nav4up) {
   var initWidth, initHeight;
   initWidth = window.innerWidth;
   initHeight = window.innerHeight;
   window.captureEvents(Event.RESIZE);
   window.onresize = handleResize;
}

// Function to handle window resizing on Navigator 4
function handleResize() {
   if ((initWidth != window.innerWidth) || (initHeight != window.innerHeight)) {
     location.reload();
   }
   return false;
}


function open_window2(url, window_name, win_params)
{
	window.open(url, window_name, win_params);
}

function open_window1(url, width, height)
{
	var win_params = 'screenX=0,screenY=0,left=0,top=0,toolbar=1,resizable=1,location=1,directories=1,status=1,menubar=1,scrollbars=1,width=' + width + ',height=' + height;
	window.open(url,'window',win_params);
}

function open_window(url, winsize)
{
    var is_halfsize = (winsize != null && winsize.indexOf("HALFSIZE")!=-1);
    var is_qtrsize = (winsize != null && winsize.indexOf("QTRSIZE")!=-1);
    var is_maxsize = (!is_halfsize && !is_qtrsize);
    
    var win_parms = 'screenX=0,screenY=0,left=0,top=0,toolbar=1,resizable=1,location=1,directories=1,status=1,menubar=1,scrollbars=1,width='
    if(is_qtrsize) {
        win_parms = win_parms + (screen.availWidth/2);
    } else {
        win_parms = win_parms + (screen.availWidth);
    }
    win_parms = win_parms + ',height=';
    if(!is_maxsize) {
        win_parms = win_parms + (screen.availHeight/2);
    } else {
        win_parms = win_parms + (screen.availHeight);
    }

    window.open(url,'window',win_parms);
}

function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function checkMaxLength(obj) {
	var iLength = obj.getAttribute ? parseInt(obj.getAttribute("maxlength")) : "";
	
	if (obj.getAttribute && obj.value.length > iLength)
		obj.value = obj.value.substring(0, iLength);
}

function changeimages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeimages.arguments.length; i+=2) {
			document[changeimages.arguments[i]].src = changeimages.arguments[i+1];
		}
	}
}

function findIndexOf(strFieldName)
// The findIndexOf routine is used to get the index of a field on the page given its name
// This is used only for fields ehen the field name has a <> in it.
{
var formz;
var z;

	for (formz=0;formz<document.forms.length;formz++){
		for (z=0;z<document.forms[formz].elements.length;z++){
			if(strFieldName.toUpperCase()==document.forms[formz].elements[z].name.toUpperCase())
			{
				//alert("The index of the element is:" + z);
				return z;
			}
		}
	}

}
	
function bgrollover(img, what, string) {
		if(document.images) {
			if(what == 'in') {
				document.images.def.src = eval(img + '.src');
				window.status = string;
			} else {
				document.images.def.src = def.src;
			}
		}
	}
var preloadFlag = false;