var curtime = new Date();
var imagePosX;
var imagePosY;
var isMac = (navigator.appVersion.indexOf("Mac")!=-1) ? true : false;
var mac = ((document.all)&&(isMac)) ? true : false;

function setCookie(name, value, set, _mpath) {
    if( set == null ) set = true;
    
    var expire = new Date(); 
    expire.setTime( expire.getTime() + 365*24*60*60*1000 );
    var exdate = set ? expire.toGMTString() : "-1";
    
    if( _mpath == null ) _mpath = mpath;
    if( _mpath == null ) _mpath = "/";
    document.cookie = 
        name + "=" + escape( value ) + ";" +
        "expires=" + exdate + ";" +
        "path=" + _mpath + "/";
}

// cookie : "name1=value2; name2=value2; ..."
function getCookie( name ) {
    var cookies = document.cookie.split( "; " );
    for( i = 0; i < cookies.length; i++ ) {
        var s = cookies[i].split( "=" );
        if( s[0] == name ) return s[1];
    }
    return null;
}

function setCookieDiffPath(name, value, cookpath, isSet) {
    var expire = new Date(); 
    expire.setTime(expire.getTime() + 365*24*60*60*1000);
    var exdate = isSet ? expire.toGMTString() : "-1";
    document.cookie = 
        name + "=" + escape(value) + ";" +
        "expires=" + exdate + ";" +
        "path=" + cookpath + "/";
}

function refreshLocation(locale) {
    var page = document.location + '';
    var pos = page.indexOf("lang=");
    page = pos < 0 ? page + "?lang=" : page.substring(0, pos) + "lang=";
    page += locale;
    location.replace(page);
}

function changeLocale(locale) {
    setCookie('locale', locale, true);
    refresh(locale);
}

function getMonth() {
    var months=new Array(13);
    months[1]="Jan";
    months[2]="Feb";
    months[3]="Mar";
    months[4]="Apr";
    months[5]="May";
    months[6]="Jun";
    months[7]="Jul";
    months[8]="Aug";
    months[9]="Sep";
    months[10]="Oct";
    months[11]="Nov";
    months[12]="Dec"
    return months[curtime.getMonth() + 1];
}

function getDay() {
    var TDay = new Array('Sun', 'Mon', 'Tues', 'Wed', 'Thurs', 'Fri', 'Saturday');
    return TDay[curtime.getDay()];
}

function getYear() {
    return curtime.getYear();
}

function getDate() {
    return curtime.getDate();
}

function getHour() {
    var t = curtime.getHours();
    if (t >= 10) return t;
    else return "0"+t;
}

function getMinute() {
    var t = curtime.getMinutes();
    if (t >= 10) return t;
    else return "0"+t;
}

function getImagePos(iName) {
  var element;
  
  if (document.all) {
    element = document.getElementById(iName);
    if (element == null) element = document[iName];

    var saved = element;
    imagePosX = element.offsetLeft;
    while((element = element.offsetParent)!= null)
        imagePosX += element.offsetLeft;

    element = saved;
    imagePosY = element.offsetTop;
    while((element = element.offsetParent)!= null)
      imagePosY += element.offsetTop;
      
  } else {
    imagePosX = document[iName].x;
    imagePosY = document[iName].y;
    
  }
}

function swapImage(img1, img2, imgpath) {
  for (i=0; i<document.images.length; i++) {
    if (document.images[i].src.toUpperCase().indexOf(img1.toUpperCase()) != -1)
    document.images[i].src = imgpath + img2;
  }
}

function checkNumReq(num) {
   var k = 0;
        
   if (num.length == 0) return false;
   for(k=0; k<num.length; k++) {
      var c = num.substring(k, k+1);
      // is negative value or is decimal
      if ((k==0 && c=="-") || (c==".")) continue;
      if ( !((c >="0")&&(c<="9")) ) return false;
   }
   return true;
}

function checkFieldReq(invar, maxSize) {
   var compsize = invar.length;
   
   if (maxSize > 0) {
     return (compsize<=maxSize && compsize>0);
     
   } else {
     return (compsize>0);
     
   }
}

function checkValidID(invar, maxSize) {
    if (!checkFieldReq(invar, maxSize)) return false;
    
    var ch;
    var size = invar.length;
    var i = 0;

    for(i=0; i<size; i++) {
        ch = invar.charAt(i);
        if (ch == ' ') break;
        
        if (ch >= 'a' && ch <= 'z') continue;
        else if (ch >= 'A' && ch <= 'Z') continue;
        else if (ch >= '0' && ch <= '9') continue;
        else if (ch == '_' || ch <= '-') continue;
        else break;
    }
    return (i == size); 
}

function isValidNumber(invar) {
    var size = invar.length;
    if (size == 0) return false;
    var i = 0;
    var ch;

    for (i=0; i<size; i++) {
        ch = invar.charAt(i);
        if (ch >= '0' && ch <= '9') continue;
        else if (ch == '-' || ch == '.') continue;
        else break;
    }
    return (i == size);
}

function checkEmail(emailStr) {
	var emailPat=/^(.+)@(.+)$/
	var specialChars="\\(\\)<>@,;:\\\\\\\"\\.\\[\\]"
	var validChars="\[^\\s" + specialChars + "\]"
	var quotedUser="(\"[^\"]*\")"
	var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/
	var atom=validChars + '+'
	var word="(" + atom + "|" + quotedUser + ")"
	var userPat=new RegExp("^" + word + "(\\." + word + ")*$")
	var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$")
	var matchArray=emailStr.match(emailPat)
	if (matchArray==null) { alert("Email address seems incorrect (check @ and .'s)"); return false; }
	var user=matchArray[1]
	var domain=matchArray[2]
	if (user.match(userPat)==null) { alert("Email address's username doesn't seem to be valid."); return false; }
	var IPArray=domain.match(ipDomainPat)
	if (IPArray!=null) {
		for (var i=1;i<=4;i++) { if (IPArray[i]>255) { alert("Email's IP address is invalid!"); return false; } }
    		return true;
	}
	var domainArray=domain.match(domainPat)
	if (domainArray==null) { alert("Email's domain name doesn't seem to be valid."); return false; }
	var atomPat=new RegExp(atom,"g")
	var domArr=domain.match(atomPat)
	var len=domArr.length
	if (domArr[domArr.length-1].length<2 || domArr[domArr.length-1].length>3) { alert("Email address must end in a three-letter domain, or two letter country."); return false; }
	if (len<2) { var errStr="Email address is missing a hostname!"; alert(errStr); return false; }
	return true;
}

function selectPos(formObj, val) {
    var i=0;
    var size = 0;
    if (formObj == null) return;
   
    size = formObj.length;
    for (i=0; i<size; i++) {
        if (formObj[i].value == val) {
            formObj[i].selected = true;
            break;
        }
    }
}

function forwardSearch(mpath, data) {
    if (data != 'null')
        location.replace(mpath +'/search/search2.jsp?pid='+ data);
}

function removeEOL(data) {
    var len = data.length;
    var i = 0;
    var test;
    var concat = '';

    for (i=0; i<len; i++) {
        test = data.charAt(i);
        if (test=="\n" || test=="\r") concat += ' ';
        else concat += test;
    }
    return concat;
}