/*

  $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 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] == 'dd') {

        strDay = strDateToCheckArray[i];

      }



      if (strFormatArray[i] == 'yyyy') {

        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('dd'), 2);

      strYear = strDateToCheck.substring(strFormatString.indexOf('yyyy'), 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;

}


/////////////////// NEWS SCRIPT!!
/***************************************************************************
Use the style tag to change the placement and width of the layers.
If you are trying to place this into a table cell or something make the
position of the divNewsCont layer relative...Remeber that that might crash
Netscape 4 though, Good luck!
********************************************************************************/
/*Browsercheck object*/

function cm_bwcheck(){

	//In theory we should use object detection, but this script needs work-arounds for almost every browser...

	this.ver=navigator.appVersion

	this.agent=navigator.userAgent.toLowerCase()

	this.dom=document.getElementById?1:0

	this.ns4=(!this.dom && document.layers)?1:0;

	this.op=window.opera

	this.moz=(this.agent.indexOf("gecko")>-1 || window.sidebar)

	this.ie=this.agent.indexOf("msie")>-1 && !this.op

	if(this.op){

		this.op5=(this.agent.indexOf("opera 5")>-1 || this.agent.indexOf("opera/5")>-1)

		this.op6=(this.agent.indexOf("opera 6")>-1 || this.agent.indexOf("opera/6")>-1)

		this.op7=this.dom&&!this.op5&&!this.op6 //So all higher opera versions will use it

	}else if(this.moz) this.ns6 = 1

	else if(this.ie){

		this.ie4 = !this.dom && document.all

  	this.ie5 = (this.agent.indexOf("msie 5")>-1)

  	this.ie55 = (this.ie5 && this.agent.indexOf("msie 5.5")>-1)

  	this.ie6 = this.dom && !this.ie4 && !this.ie5 && ! this.ie55

	}

	this.mac=(this.agent.indexOf("mac")>-1)

	this.bw=(this.ie6 || this.ie5 || this.ie4 || this.ns4 || this.ns6 || this.op5 || this.op6 || this.op7)

  this.usedom= this.ns6||this.op7//Use dom creation

  this.reuse = this.ie||this.op7||this.usedom //Reuse layers

  this.px=this.dom&&!this.op5?"px":""

	return this

}

var bw=new cm_bwcheck()

/****
Variables to set
****/

//How do you want the script to work?
//0 = Fade in - Fade out
//1 = Slide in - Fade out
//2 = Random
nWorks = 1

//If you use the slide set these variables:
nSlidespeed = 3 //in px
nNewsheight = 90 //This is how long down it should start the slide.

nBetweendelay = 1500 //The delay before fading out.
nFont = 'arial,helvetiva' //The font for the news.
nFontsize = 12 //Font size in pixel.
nFadespeed = 100 //The speed to fade in, in milliseconds.

//Set the colors, first color is same as background, last color is the color it stops at:
//You can have as many colors you want
nColor=new Array('#FFFFFF', '#EEEEEE','#CCCCCC','#999999','#666666','#333333','#000000')

//This is the news you wanna have, set the link and the text. If you don't wan't it to link anywhere
//use a # as the link

/********************************************************************************
Object code...Object constructors and functions...
********************************************************************************/
function makeNewsObj(obj,nest,font,size,color,news,fadespeed,betweendelay,slidespeed,works,newsheight){
    nest=(!nest) ? "":'document.'+nest+'.'
   	this.css=bw.dom? document.getElementById(obj).style:bw.ie4?document.all[obj].style:bw.ns4?eval(nest+"document.layers." +obj):0;
   	this.writeref=bw.dom? document.getElementById(obj):bw.ie4?document.all[obj]:bw.ns4?eval(nest+"document.layers." +obj+".document"):0;
	if(font){this.color=new Array(); this.color=eval(color); this.news=new Array(); this.news=eval(news)
		this.font=font; this.size=size; this.speed=fadespeed; this.delay=betweendelay; this.newsheight=newsheight;
		this.fadeIn=b_fadeIn;this.fadeOut=b_fadeOut; this.newsWrite=b_newsWrite; this.y=1
		this.slideIn=b_slideIn; this.moveIt=b_moveIt; this.slideSpeed=slidespeed; this.works=works
		if(bw.dom || bw.ie4){this.css.fontFamily=this.font; this.css.fontSize=this.size; this.css.color=this.color[0]}
	}
	this.obj = obj + "Object"; 	eval(this.obj + "=this"); return this
}

// A unit of measure that will be added when setting the position of a layer.
var px = bw.ns4||window.opera?"":"px";

function b_moveIt(x,y){this.x=x; this.y=y; this.css.left=this.x+px; this.css.top=this.y+px;}

function b_newsWrite(num,i){
	if (bw.ns4){
		this.writeref.write("<a href=\""+this.news[num]['link']+"\" target=\"myTarget\" style=\"text-decoration:none; font-size:"+this.size+"px\">"
			+"<font face=\""+this.font+"\" color=\""+this.color[i]+"\">"+this.news[num]['text']+"</font></a>")
		this.writeref.close()
	}else this.writeref.innerHTML = '<a id="'+this.obj+'link' +'" target="myTarget"  style="text-decoration:none; font-size:'+this.size+'px; color:'+this.color[i]+'" href="'+this.news[num]['link']+'">'+this.news[num]['text']+'</a>'
}
//Slide in
function b_slideIn(num,i){
	if (this.y>0){
		if (i==0){this.moveIt(0,this.newsheight); this.newsWrite(num,this.color.length-1)}
		this.moveIt(this.x,this.y-this.slideSpeed)
		i ++
		setTimeout(this.obj+".slideIn("+num+","+i+");",50)
	}else setTimeout(this.obj+".fadeOut("+num+","+(this.color.length-1)+")",this.delay)
}
//The fade functions
function b_fadeIn(num,i){
	if (i<this.color.length){
		if (i==0 || bw.ns4) this.newsWrite(num,i)
		else{
			obj = bw.ie4?eval(this.obj+"link"):document.getElementById(this.obj+"link")
			obj.style.color = this.color[i]
		}
		i ++
		setTimeout(this.obj+".fadeIn("+num+","+i+")",this.speed)
	}else setTimeout(this.obj+".fadeOut("+num+","+(this.color.length-1)+")",this.delay)
}

function b_fadeOut(num,i){
	if (i>=0){
		if (i==0 || bw.ns4) this.newsWrite(num,i)
		else{
			obj = bw.ie4?eval(this.obj+"link"):document.getElementById(this.obj+"link")
			obj.style.color = this.color[i]
		}
		i --
		setTimeout(this.obj+".fadeOut("+num+","+i+")",this.speed)
	}else{
		num ++
		if(num==this.news.length) num=0
		works = !this.works?0:this.works==1?1:Math.round(Math.random())
		if(works==0) setTimeout(this.obj+".fadeIn("+num+",0)",500)
		else if (works==1){this.y=1; setTimeout(this.obj+".slideIn("+num+",0)",500)
		}
	}
}
/********************************************************************************************
The init function. Calls the object constructor and set some properties and starts the fade
*********************************************************************************************/
function fadeInit(){
	oNews = new makeNewsObj('divNews','divNewsCont',nFont,nFontsize,"nColor","nNews",nFadespeed,nBetweendelay,nSlidespeed,nWorks,nNewsheight)
	oNewsCont = new makeNewsObj('divNewsCont')
	works = !oNews.works?0:oNews.works==1?1:Math.round(Math.random())
	if (works==0) oNews.fadeIn(0,0)
	else if (works==1) oNews.slideIn(0,0)
	oNewsCont.css.visibility = "visible"
}

//Calls the init function on pageload.
//if(bw.bw) onload = fadeInit

function getPostedParameter( what ){
	var param = document.location.search
	var start = 1
	what = what + "="
	var paramLC = param.toLowerCase()
	var whatLC = what.toLowerCase()
	start = ( paramLC.indexOf( whatLC ) != -1 ? paramLC.indexOf( whatLC ) : paramLC.length ) + what.length
	var end = ( paramLC.indexOf( "&", start ) != -1 ? paramLC.indexOf( "&", start ) : paramLC.length )
    param = param.substring( start , end )
	return unescape(param)
}


function openWindow( url, width, height, left, top, winname ) {
	var trails = "width=" + width + ",height=" + height + ",left=" + left +",top=" + top +",toolbar=no,directories=no,status=no,scrollbars=yes,resizable=yes,menubar=no,location=no";
	newWindow = window.open( url, winname, trails);
}

function check_textarea_length(ta,len)
{
   if(ta.value.length > len)
   {
      alert("Es können nicht mehr als " + len + " Zeichen eingegeben werden.");
      ta.value = ta.value.substring(0,len);
      ta.focus();
   }
}
function checkPhone(mfield)
{
   if(mfield.value.length > 0)
   {
      if(mfield.value.indexOf("-") < 0)
      {
         alert("Bitte Telefonnummer im Format: Vorwahl-Rufnummer, z.B. 089-1234 eingeben.");
         mfield.value = mfield.value.replace("/","-");
         mfield.focus();
      }
   }
}