/*
  $Id: general.js,v 1.3 2003/02/10 22:30:55 hpdl Exp $

  osCommerce, Open Source E-Commerce Solutions
  http://www.oscommerce.com

  Copyright (c) 2003 osCommerce

  Released under the GNU General Public License
*/
function overlib_temp(html,delay_php)
{
	return overlib(html, BGCOLOR, '#CCCCCC', FGCOLOR, '#FFFFFF', TEXTCOLOR, '#000000', TEXTSIZE, 1, TEXTFONT, 'Verdana', WIDTH, 102, HEIGHT, 102, PADX, 5, 5, PADY, 0, 5, DELAY, delay_php);
}

function showResponse(req) {
	$('datestr').innerHTML = req.responseText;
}

function SetFocus(TargetFormName) {
  var target = 0;
  if (TargetFormName != "") {
    for (i=0; i<document.forms.length; i++) {
      if (document.forms[i].name == TargetFormName) {
        target = i;
        break;
      }
    }
  }

  var TargetForm = document.forms[target];
    
  for (i=0; i<TargetForm.length; i++) {
    if ( (TargetForm.elements[i].type != "image") && (TargetForm.elements[i].type != "hidden") && (TargetForm.elements[i].type != "reset") && (TargetForm.elements[i].type != "submit") ) {
      TargetForm.elements[i].focus();

      if ( (TargetForm.elements[i].type == "text") || (TargetForm.elements[i].type == "password") ) {
        TargetForm.elements[i].select();
      }

      break;
    }
  }
}

function RemoveFormatString(TargetElement, FormatString) {
  if (TargetElement.value == FormatString) {
    TargetElement.value = "";
  }

  TargetElement.select();
}

function CheckDateRange(from, to) {
  if (Date.parse(from.value) <= Date.parse(to.value)) {
    return true;
  } else {
    return false;
  }
}

function IsValidDate(DateToCheck, FormatString) {
  var strDateToCheck;
  var strDateToCheckArray;
  var strFormatArray;
  var strFormatString;
  var strDay;
  var strMonth;
  var strYear;
  var intday;
  var intMonth;
  var intYear;
  var intDateSeparatorIdx = -1;
  var intFormatSeparatorIdx = -1;
  var strSeparatorArray = new Array("-"," ","/",".");
  var strMonthArray = new Array("jan","feb","mar","apr","may","jun","jul","aug","sep","oct","nov","dec");
  var intDaysArray = new Array(31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31);

  strDateToCheck = DateToCheck.toLowerCase();
  strFormatString = FormatString.toLowerCase();
  
  if (strDateToCheck.length != strFormatString.length) {
    return false;
  }

  for (i=0; i<strSeparatorArray.length; i++) {
    if (strFormatString.indexOf(strSeparatorArray[i]) != -1) {
      intFormatSeparatorIdx = i;
      break;
    }
  }

  for (i=0; i<strSeparatorArray.length; i++) {
    if (strDateToCheck.indexOf(strSeparatorArray[i]) != -1) {
      intDateSeparatorIdx = i;
      break;
    }
  }

  if (intDateSeparatorIdx != intFormatSeparatorIdx) {
    return false;
  }

  if (intDateSeparatorIdx != -1) {
    strFormatArray = strFormatString.split(strSeparatorArray[intFormatSeparatorIdx]);
    if (strFormatArray.length != 3) {
      return false;
    }

    strDateToCheckArray = strDateToCheck.split(strSeparatorArray[intDateSeparatorIdx]);
    if (strDateToCheckArray.length != 3) {
      return false;
    }

    for (i=0; i<strFormatArray.length; i++) {
      if (strFormatArray[i] == 'mm' || strFormatArray[i] == 'mmm') {
        strMonth = strDateToCheckArray[i];
      }

      if (strFormatArray[i] == 'tt') {
        strDay = strDateToCheckArray[i];
      }

      if (strFormatArray[i] == 'jjjj') {
        strYear = strDateToCheckArray[i];
      }
    }
  } else {
    if (FormatString.length > 7) {
      if (strFormatString.indexOf('mmm') == -1) {
        strMonth = strDateToCheck.substring(strFormatString.indexOf('mm'), 2);
      } else {
        strMonth = strDateToCheck.substring(strFormatString.indexOf('mmm'), 3);
      }

      strDay = strDateToCheck.substring(strFormatString.indexOf('tt'), 2);
      strYear = strDateToCheck.substring(strFormatString.indexOf('jjjj'), 2);
    } else {
      return false;
    }
  }
  if (strYear.length != 4) {
    return false;
  }

  intday = parseInt(strDay, 10);
  if (isNaN(intday)) {
    return false;
  }
  if (intday < 1) {
    return false;
  }

  intMonth = parseInt(strMonth, 10);
  if (isNaN(intMonth)) {
    for (i=0; i<strMonthArray.length; i++) {
      if (strMonth == strMonthArray[i]) {
        intMonth = i+1;
        break;
      }
    }
    if (isNaN(intMonth)) {
      return false;
    }
  }
  if (intMonth > 12 || intMonth < 1) {
    return false;
  }

  intYear = parseInt(strYear, 10);
  if (isNaN(intYear)) {
    return false;
  }
  if (IsLeapYear(intYear) == true) {
    intDaysArray[1] = 29;
  }

  if (intday > intDaysArray[intMonth - 1]) {
    return false;
  }
  
  return true;
}

function IsLeapYear(intYear) {
  if (intYear % 100 == 0) {
    if (intYear % 400 == 0) {
      return true;
    }
  } else {
    if ((intYear % 4) == 0) {
      return true;
    }
  }

  return false;
}

function td_menge_listing(y,id) {
	var x = y;
	if ( document.getElementById(id).value == "" )
		x = "";
	else
		x = eval( document.getElementById(id).value );
	document.getElementById(id).value = x + y;
	if(y < 0)
	{
		if (document.getElementById(id).value <= y-(y+y))
			document.getElementById(id).value = y-(y+y);
	}
	else
	{
		if (document.getElementById(id).value <= y)
			document.getElementById(id).value = y;
	}
}

function td_menge_listing_okd(y,id) {
	if (isNaN(document.getElementById(id).value))
	{
		document.getElementById(id).value = y;
	}
	else
	{
	var x = document.getElementById(id).value;
	var value = false;
		for (i=y; value == false; x++)
		{
			if(x % i == 0)
			{
				value = true;
				document.getElementById(id).value = x;
			}
		}
	}
}

feld = '';
goorno = true;
function getField (field) 
{
	if(goorno == true)
		feld = field.value;
	goorno = false;
}

function setField (field) 
{
	field.value = feld;
	goorno = true;
}


var win = null;
function NewWindow(mypage,myname,w,h,scroll){
	LeftPosition = (screen.width) ? (screen.width-w)/2 : 0;
	TopPosition = (screen.height) ? (screen.height-h)/2 : 0;
	settings =
	'height='+h+',width='+w+',top='+TopPosition+',left='+LeftPosition+',scrollbars='+scroll+',resizable=yes'
	win = window.open(mypage,myname,settings)
}

function resize(which, max) {
	var elem = document.getElementById(which);
	var aryImages = new Array();
  aryImages[0] = new Image; 
	aryImages[0].src = elem.src;
	if (elem == undefined || elem == null) 
		return false;
	if (max == undefined) 
		max = 120;
	var element_width = aryImages[0].width;
	var element_height = aryImages[0].height;
	if (element_width > element_height) {
		if (element_width > max) 
			document.getElementById(which).width = max;
	} else {
		if (element_width > max) 
			document.getElementById(which).height = max;
	}
	document.getElementById(which).style.display = "inline";
}

function submit_filter(select) {
	if(select != 'brand_filter')
		document.getElementsByName("product_filter_class[brand_filter]")[0].disabled = "disabled";
	if(select != 'products_quantity_filter')
		document.getElementsByName("product_filter_class[products_quantity_filter]")[0].disabled = "disabled";
	if(select != 'products_type_filter')
		document.getElementsByName("product_filter_class[products_type_filter]")[0].disabled = "disabled";
	if(select != 'products_price_filter')
		document.getElementsByName("product_filter_class[products_price_filter]")[0].disabled = "disabled";
	if(select != 'material_groups_name_filter')
		document.getElementsByName("product_filter_class[material_groups_name_filter]")[0].disabled = "disabled";
	document.product_filter_class.submit();
}

String.prototype.htmlEntities = function()
{
  var chars = new Array ('&','à','á','â','ã','ä','å','æ','ç','è','é',
                         'ê','ë','ì','í','î','ï','ð','ñ','ò','ó','ô',
                         'õ','ö','ø','ù','ú','û','ü','ý','þ','ÿ','À',
                         'Á','Â','Ã','Ä','Å','Æ','Ç','È','É','Ê','Ë',
                         'Ì','Í','Î','Ï','Ð','Ñ','Ò','Ó','Ô','Õ','Ö',
                         'Ø','Ù','Ú','Û','Ü','Ý','Þ','€','\"','ß','<',
                         '>','¢','£','¤','¥','¦','§','¨','©','ª','«',
                         '¬','­','®','¯','°','±','²','³','´','µ','¶',
                         '·','¸','¹','º','»','¼','½','¾');

  var entities = new Array ('amp','agrave','aacute','acirc','atilde','auml','aring',
                            'aelig','ccedil','egrave','eacute','ecirc','euml','igrave',
                            'iacute','icirc','iuml','eth','ntilde','ograve','oacute',
                            'ocirc','otilde','ouml','oslash','ugrave','uacute','ucirc',
                            'uuml','yacute','thorn','yuml','Agrave','Aacute','Acirc',
                            'Atilde','Auml','Aring','AElig','Ccedil','Egrave','Eacute',
                            'Ecirc','Euml','Igrave','Iacute','Icirc','Iuml','ETH','Ntilde',
                            'Ograve','Oacute','Ocirc','Otilde','Ouml','Oslash','Ugrave',
                            'Uacute','Ucirc','Uuml','Yacute','THORN','euro','quot','szlig',
                            'lt','gt','cent','pound','curren','yen','brvbar','sect','uml',
                            'copy','ordf','laquo','not','shy','reg','macr','deg','plusmn',
                            'sup2','sup3','acute','micro','para','middot','cedil','sup1',
                            'ordm','raquo','frac14','frac12','frac34');

  newString = this;
  for (var i = 0; i < chars.length; i++)
  {
    myRegExp = new RegExp();
    myRegExp.compile(chars[i],'g')
    newString = newString.replace (myRegExp, '&' + entities[i] + ';');
  }
  return newString;
}

var last_middle_content = '';
function show_middle_content(id,dis)
{
	if(typeof id == "undefined")
		id = '';
	if(typeof dis == "undefined")
		dis = 1;
	if(dis == 1)
	{
		document.getElementById('back_div').style.display = "inline";
		//Effect.toggle('back_div','appear');
		document.getElementById('div_middle_content').style.display = "inline";
		document.getElementById(id).style.display = "inline";
		last_middle_content = id;
		var scrollbar = new Control.ScrollBar('scrollbar_content','scrollbar_track');
		scrollbar.recalculateLayout();
	}else if(dis == 0){
			if(id != '')
				document.getElementById(id).style.display = "none";
			else if(last_middle_content != '')
				document.getElementById(last_middle_content).style.display = "none";
			document.getElementById('div_middle_content').style.display = "none";
			document.getElementById('back_div').style.display = "none";
			//Effect.toggle('back_div','appear');
		}
}

String.prototype.htmlEntitiesDecode = function()
{
  var chars = new Array ('&','à','á','â','ã','ä','å','æ','ç','è','é',
                         'ê','ë','ì','í','î','ï','ð','ñ','ò','ó','ô',
                         'õ','ö','ø','ù','ú','û','ü','ý','þ','ÿ','À',
                         'Á','Â','Ã','Ä','Å','Æ','Ç','È','É','Ê','Ë',
                         'Ì','Í','Î','Ï','Ð','Ñ','Ò','Ó','Ô','Õ','Ö',
                         'Ø','Ù','Ú','Û','Ü','Ý','Þ','€','\"','ß','<',
                         '>','¢','£','¤','¥','¦','§','¨','©','ª','«',
                         '¬','­','®','¯','°','±','²','³','´','µ','¶',
                         '·','¸','¹','º','»','¼','½','¾');

  var entities = new Array ('amp','agrave','aacute','acirc','atilde','auml','aring',
                            'aelig','ccedil','egrave','eacute','ecirc','euml','igrave',
                            'iacute','icirc','iuml','eth','ntilde','ograve','oacute',
                            'ocirc','otilde','ouml','oslash','ugrave','uacute','ucirc',
                            'uuml','yacute','thorn','yuml','Agrave','Aacute','Acirc',
                            'Atilde','Auml','Aring','AElig','Ccedil','Egrave','Eacute',
                            'Ecirc','Euml','Igrave','Iacute','Icirc','Iuml','ETH','Ntilde',
                            'Ograve','Oacute','Ocirc','Otilde','Ouml','Oslash','Ugrave',
                            'Uacute','Ucirc','Uuml','Yacute','THORN','euro','quot','szlig',
                            'lt','gt','cent','pound','curren','yen','brvbar','sect','uml',
                            'copy','ordf','laquo','not','shy','reg','macr','deg','plusmn',
                            'sup2','sup3','acute','micro','para','middot','cedil','sup1',
                            'ordm','raquo','frac14','frac12','frac34');

  newString = this;
  for (var i = 0; i < entities.length; i++)
  {
    myRegExp = new RegExp();
    myRegExp.compile('&' + entities[i] + ';','g')
    newString = newString.replace (myRegExp, chars[i]);
  }
  return newString;
}