function textCounter(field, countfield, maxlimit) {
    if (field.value.length > maxlimit) {
        field.value = field.value.substring(0, maxlimit);
    } else { 
        countfield.value = maxlimit - field.value.length;
    }
}

function rewrite(text, target, validchars, separator) {
    var str = "";
    var i;
    var exp_reg = new RegExp("[" + validchars + separator + "]");
    var exp_reg_space = new RegExp("[ ]");
    text.toString();
    for (i=0; i < text.length; i++) {
        if (exp_reg.test(text.charAt(i))) {
            str = str+text.charAt(i);
        } else {
            if (exp_reg_space.test(text.charAt(i))) {
                if (str.charAt(str.length-1) != separator) {
                    str = str + separator;
                }
            }
        }
    }
    if (str.charAt(str.length-1) == separator) str = str.substr(0, str.length-1);
    document.getElementById(target).value = str.toLowerCase();
}

function newWindow(mypage,myname,w,h,features) {
    if(screen.width) {
          var winl = (screen.width-w)/2;
          var wint = (screen.height-h)/2;
      } else {
          winl = 0;wint =0;
      }

      if (winl < 0) winl = 0;
      if (wint < 0) wint = 0;

      var settings = 'height=' + h + ',';
      settings += 'width=' + w + ',';
      settings += 'top=' + wint + ',';
      settings += 'left=' + winl + ',';
      settings += features;
      settings += ' scrollbars=yes ';

      win = window.open(mypage,myname,settings);

      win.window.focus();
}

var timer_handles = [];    
function set_timer(id,code,time) {
    if(id in timer_handles) {
        clearTimeout(timer_handles[id]);
    }
    timer_handles[id] = setTimeout(code,time)
}

$(document).ready(function(){
    $.ajaxSetup({
        error: function(x,e){
            if(x.status==0) {
                // Do nothing, this results in bad popups if changing pages fast
            } else if(x.status==404) {
                alert('Requested URL not found.');
            } else if(x.status==302) {
                window.location = x.responseText;
            } else if(x.status==500) {
                if(x.responseText == 'Bad Token') {
                    alert('Page timeout.  Please reload the page.');
                } else {
                    alert('Internel Server Error.');
                }
            } else if(e=='parsererror') {
                alert('Error.\nParsing request failed.');
            } else if(e=='timeout') {
                alert('Request Time out.');
            } else {
                alert('Unknow Error.\n'+x.responseText);
            }
        }
    });
});

function Set_Cookie( name, value, expires, path, domain, secure )
{
// set time, it's in milliseconds
var today = new Date();
today.setTime( today.getTime() );

/*
if the expires variable is set, make the correct
expires time, the current script below will set
it for x number of days, to make it for hours,
delete * 24, for minutes, delete * 60 * 24
*/
if ( expires )
{
expires = expires * 1000 * 60 * 60 * 24;
}
var expires_date = new Date( today.getTime() + (expires) );

document.cookie = name + "=" +escape( value ) +
( ( expires ) ? ";expires=" + expires_date.toGMTString() : "" ) +
( ( path ) ? ";path=" + path : "" ) +
( ( domain ) ? ";domain=" + domain : "" ) +
( ( secure ) ? ";secure" : "" );
}

//this fixes an issue with the old method, ambiguous values
//with this test document.cookie.indexOf( name + "=" );
function Get_Cookie( check_name ) {
	// first we'll split this cookie up into name/value pairs
	// note: document.cookie only returns name=value, not the other components
	var a_all_cookies = document.cookie.split( ';' );
	var a_temp_cookie = '';
	var cookie_name = '';
	var cookie_value = '';
	var b_cookie_found = false; // set boolean t/f default f

	for ( i = 0; i < a_all_cookies.length; i++ )
	{
		// now we'll split apart each name=value pair
		a_temp_cookie = a_all_cookies[i].split( '=' );


		// and trim left/right whitespace while we're at it
		cookie_name = a_temp_cookie[0].replace(/^\s+|\s+$/g, '');

		// if the extracted name matches passed check_name
		if ( cookie_name == check_name )
		{
			b_cookie_found = true;
			// we need to handle case where cookie has no value but exists (no = sign, that is):
			if ( a_temp_cookie.length > 1 )
			{
				cookie_value = unescape( a_temp_cookie[1].replace(/^\s+|\s+$/g, '') );
			}
			// note that in cases where cookie is initialized but no value, null is returned
			return cookie_value;
			break;
		}
		a_temp_cookie = null;
		cookie_name = '';
	}
	if ( !b_cookie_found )
	{
		return null;
	}
}

//this deletes the cookie when called
function Delete_Cookie( name, path, domain ) {
if ( Get_Cookie( name ) ) document.cookie = name + "=" +
( ( path ) ? ";path=" + path : "") +
( ( domain ) ? ";domain=" + domain : "" ) +
";expires=Thu, 01-Jan-1970 00:00:01 GMT";
}