/**
  BROWSER DETECTION CONDITIONS
  Conditions for client's browser type sniffing using DOM's properties.
  USAGE: check the boolean status of variables ie, w3c and ns
  @return Internet Explorer = ie:true OR Netscape Navigator = ns:true OR W3C-compliant = w3c:true
*/
var ns=(document.layers)?true:false;
var ie=(document.all)?true:false;
var w3c=(document.getElementById)?true:false;
if(ns)
  alert("ATTENZIONE!!!\nIl Suo Browser e' AMPIAMENTE OBSOLETO.\nPotrebbero verificarsi seri problemi di visualizzazione delle pagine continuando ad utilizzarlo.\n\nSi raccomandano i seguenti Browser maggiormente conformi agli standard W3C:\n\n- Mozilla Firefox Ver. >= 2.x\n- Microsoft Internet Explorer Ver. >= 6.0");

document.getElementsByClassName=function(cl) {
  var retnode=[];
  var myclass=new RegExp('\\b'+cl+'\\b');
  var elem=this.getElementsByTagName('*');
  for(var i=0;i<elem.length;i++) {
    var classes=elem[i].className;
    if (myclass.test(classes))
      retnode.push(elem[i]);
  }
  return retnode;
};

function sendAJAXCall(scriptPath,callMethod,postData,postbackFunction) {
  var new_req;
  
	if(window.XMLHttpRequest)
    new_req=new XMLHttpRequest();
  else if(window.ActiveXObject)
    new_req=new ActiveXObject("Microsoft.XMLHTTP");
  
	new_req.open(callMethod,scriptPath,true);
	new_req.setRequestHeader('Content-Type','application/x-www-form-urlencoded');
	new_req.setRequestHeader('Content-length',postData.length);
	new_req.setRequestHeader('Connection','close');
	new_req.onreadystatechange=postbackFunction;
	new_req.send(postData);
	
	return new_req;
} // End of sendAJAXCall() function

function captureAJAXPostback(ajaxReqObj) {
  var tmp='';
  
  if(ajaxReqObj!=null) {
    if(ajaxReqObj.readyState == 4) {
      if(ajaxReqObj.status == 200)
    		tmp=ajaxReqObj.responseText;
    }
  }
  return tmp;
} // End of captureAJAXPostback() function

function findPosX(obj) {
  var curleft=0;

  if(obj.offsetParent) {
    while(1) {
      curleft+=obj.offsetLeft;
      //if(!obj.offsetParent)
      if(curleft!=0)
        break;
      obj=obj.offsetParent;
    }
  }
  else if(obj.x)
    curleft+=obj.x;

  obj.style.position="static";
  
  //alert(curleft);
  return curleft;
}

function findPosY(obj) {
  var curtop=0;

  if(obj.offsetParent) {
    while(1) {
      curtop+=obj.offsetTop;
      //if(!obj.offsetParent)
      if(curtop!=0)
        break;
      obj=obj.offsetParent;
    }
  }
  else if(obj.y)
    curtop+=obj.y;

  return curtop;
}

function findPos(obj) {
  var left=findPosX(obj);
  var top=findPosY(obj);

  return [left,top];
}

function findPosition(oElement) {
  if(typeof(oElement.offsetParent )!='undefined' ) {
    for(var posX=0,posY=0;oElement;oElement=oElement.offsetParent) {
      posX+=oElement.offsetLeft;
      posY+=oElement.offsetTop;
    }
    return [posX,posY];
  } else
    return [oElement.x,oElement.y];
}

/**
  Makes an hardcopy of an HTML page
  @return None.
*/
function printPage() {  
  if(ns || w3c)
    window.print();
  else {
    var WebBrowser='<OBJECT ID="WebBrowser1" WIDTH=0 HEIGHT=0 CLASSID="CLSID:8856F961-340A-11D0-A96B-00C04FD705A2"></OBJECT>';
    document.body.insertAdjacentHTML('beforeEnd',WebBrowser);
    WebBrowser1.ExecWB(6,2); //Use a 1 vs. a 2 for a prompting dialog box
    WebBrowser1.outerHTML='';  
  }
} // End of printPage() function

var Base64={
	// private property
	_keyStr:"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=",
	// public method for encoding
	encode:function(input) {
		var output="";
		var chr1,chr2,chr3,enc1,enc2,enc3,enc4;
		var i=0;
		input=Base64._utf8_encode(input);
		while(i<input.length) {
			chr1 = input.charCodeAt(i++);
			chr2 = input.charCodeAt(i++);
			chr3 = input.charCodeAt(i++);
			enc1 = chr1 >> 2;
			enc2 = ((chr1 & 3) << 4) | (chr2 >> 4);
			enc3 = ((chr2 & 15) << 2) | (chr3 >> 6);
			enc4 = chr3 & 63;
			if (isNaN(chr2))
				enc3 = enc4 = 64;
      else if (isNaN(chr3))
				enc4 = 64;
			output = output +
			this._keyStr.charAt(enc1) + this._keyStr.charAt(enc2) +
			this._keyStr.charAt(enc3) + this._keyStr.charAt(enc4);
		}
		return output;
	},
	// public method for decoding
	decode:function(input) {
		var output = "";
		var chr1, chr2, chr3;
		var enc1, enc2, enc3, enc4;
		var i = 0;
		input = input.replace(/[^A-Za-z0-9\+\/\=]/g, "");
		while (i < input.length) {
			enc1 = this._keyStr.indexOf(input.charAt(i++));
			enc2 = this._keyStr.indexOf(input.charAt(i++));
			enc3 = this._keyStr.indexOf(input.charAt(i++));
			enc4 = this._keyStr.indexOf(input.charAt(i++));
			chr1 = (enc1 << 2) | (enc2 >> 4);
			chr2 = ((enc2 & 15) << 4) | (enc3 >> 2);
			chr3 = ((enc3 & 3) << 6) | enc4;
			output = output + String.fromCharCode(chr1);
			if (enc3 != 64)
				output = output + String.fromCharCode(chr2);
			if (enc4 != 64)
				output = output + String.fromCharCode(chr3);
		}
		output = Base64._utf8_decode(output);
		return output;
	},
	// private method for UTF-8 encoding
	_utf8_encode:function(string) {
		string = string.replace(/\r\n/g,"\n");
		var utftext = "";
		for (var n = 0; n < string.length; n++) {
			var c = string.charCodeAt(n);
			if (c < 128)
				utftext += String.fromCharCode(c);
			else if((c > 127) && (c < 2048)) {
				utftext += String.fromCharCode((c >> 6) | 192);
				utftext += String.fromCharCode((c & 63) | 128);
			}
			else {
				utftext += String.fromCharCode((c >> 12) | 224);
				utftext += String.fromCharCode(((c >> 6) & 63) | 128);
				utftext += String.fromCharCode((c & 63) | 128);
			}
		}
		return utftext;
	},
	// private method for UTF-8 decoding
	_utf8_decode:function(utftext) {
		var string = "";
		var i = 0;
		var c = c1 = c2 = 0;
		while ( i < utftext.length ) {
			c = utftext.charCodeAt(i);
			if (c < 128) {
				string += String.fromCharCode(c);
				i++;
			}
			else if((c > 191) && (c < 224)) {
				c2 = utftext.charCodeAt(i+1);
				string += String.fromCharCode(((c & 31) << 6) | (c2 & 63));
				i += 2;
			}
			else {
				c2 = utftext.charCodeAt(i+1);
				c3 = utftext.charCodeAt(i+2);
				string += String.fromCharCode(((c & 15) << 12) | ((c2 & 63) << 6) | (c3 & 63));
				i += 3;
			}
		}
		return string;
	}
}