// name:		script.js
// version:		0.2
// author: 		Christian Schomburg (cs@chiemsee.de)
// date:		18.08.2000
// description:	Scripts für tai-chi-ro.de

function textColor(color) {
	if ( navigator.userAgent.indexOf('MSIE') > -1 && navigator.appVersion.charAt(0) >= 4 )
	    window.event.srcElement.style.color = color;
	return(true);
}

function openNewWin(loc, dx, dy) {
	NewWin=window.open(loc,'NewWin','toolbar=no,location=no,status=no,scrollbars=no,resizable=yes,width=' + dx + ',height=' + dy);
	//if ( javascript_version > 1.0 )
		setTimeout('NewWin.focus();',250);
	return(true);
}

function openScrollWin(loc, dx, dy) {
	ScrollWin=window.open(loc,'ScrollWin','toolbar=no,location=no,status=no,scrollbars=yes,resizable=yes,width=' + dx + ',height=' + dy);
	//if ( javascript_version > 1.0 )
		setTimeout('ScrollWin.focus();',250);
	return(true);
}

function startIFrame(loc) {
	if ( navigator.userAgent.indexOf('MSIE') > -1 && navigator.appVersion.charAt(0) >= 3 || 
		 navigator.userAgent.indexOf('Mozilla') > -1 && navigator.appVersion.charAt(0) >= 5 )
		return(false);
	openScrollWin(loc, 600, 400);
	return(true);
}

function checkEmail(emailStr) {
	if ((emailStr.length == 0) ||
		(emailStr.indexOf('@') >= 0 && emailStr.indexOf('.') >= 0))
		return true;
	else
		return false;
}

function checkURL(URLStr) {
	if ( URLStr.length == 0 || URLStr.indexOf('://') >= 0 )
		return(true);
	else
		return(false);
}

function MM_swapImgRestore() { // Macromedia Dreamweaver v2.0
  if (document.MM_swapImgData != null)
    for (var i=0; i<(document.MM_swapImgData.length-1); i+=2)
      document.MM_swapImgData[i].src = document.MM_swapImgData[i+1];
}

function MM_preloadImages() { // Macromedia Dreamweaver v2.0
  if (document.images) {
    var imgFiles = MM_preloadImages.arguments;
    if (document.preloadArray==null) document.preloadArray = new Array();
    var i = document.preloadArray.length;
    with (document) for (var j=0; j<imgFiles.length; j++) if (imgFiles[j].charAt(0)!="#"){
      preloadArray[i] = new Image;
      preloadArray[i++].src = imgFiles[j];
  } }
}

function MM_swapImage() { // Macromedia Dreamweaver v2.0
  var i,j=0,objStr,obj,swapArray=new Array,oldArray=document.MM_swapImgData;
  for (i=0; i < (MM_swapImage.arguments.length-2); i+=3) {
    objStr = MM_swapImage.arguments[(navigator.appName == 'Netscape')?i:i+1];
    if ((objStr.indexOf('document.layers[')==0 && document.layers==null) ||
        (objStr.indexOf('document.all[')   ==0 && document.all   ==null))
      objStr = 'document'+objStr.substring(objStr.lastIndexOf('.'),objStr.length);
    obj = eval(objStr);
    if (obj != null) {
      swapArray[j++] = obj;
      swapArray[j++] = (oldArray==null || oldArray[j-1]!=obj)?obj.src:oldArray[j];
      obj.src = MM_swapImage.arguments[i+2];
  } }
  document.MM_swapImgData = swapArray; //used for restore
}