var  insertionS = 0;
var  insertionE = 0;
var  activeEl = "doc";// 0 - input  1 - textararea

/*
if (!support_speech_attribute()) {

   if(window.location.href.indexOf("/en/") != -1)
	document.write('Your browser does not allow speech input  - try to install <a href="http://www.google.com/chrome/">google CHROME</a>');
	else
    document.write('Ваш браузер на поддерживает голосового ввода - попробуйте установить <a href="http://www.google.com/chrome/?hl=ru">google CHROME</a>');

}
*/

function getcaretpos(ctrl)
{

if(ctrl.id == "docel")
	activeEl = "doc";
else	
	activeEl = "inp";	
	
getCaretPositions(ctrl);



}




function getCaretPositions(ctrl)
   {
     var CaretPosS = -1, CaretPosE = 0;

     // Mozilla way:
     if(ctrl.selectionStart || (ctrl.selectionStart == '0'))
     {
       CaretPosS = ctrl.selectionStart;
       CaretPosE = ctrl.selectionEnd;

       insertionS = CaretPosS == -1 ? CaretPosE : CaretPosS;
       insertionE = CaretPosE;
     }
     // IE way:
     else if(document.selection && ctrl.createTextRange)
     {
       var start = end = 0;
       try
       {
         start = Math.abs(document.selection.createRange().moveStart("character", -10000000)); // start

         if (start > 0)
         {
           try
           {
             var endReal = Math.abs(ctrl.createTextRange().moveEnd("character", -10000000));

             var r = document.body.createTextRange();
             r.moveToElementText(ctrl);
             var sTest = Math.abs(r.moveStart("character", -10000000));
             var eTest = Math.abs(r.moveEnd("character", -10000000));

             if ((ctrl.tagName.toLowerCase() != 'input') && (eTest - endReal == sTest))
               start -= sTest;
           }
           catch(err) {}
         }
       }
       catch (e) {}

       try
       {
         end = Math.abs(document.selection.createRange().moveEnd("character", -10000000)); // end
         if(end > 0)
         {
           try
           {
             var endReal = Math.abs(ctrl.createTextRange().moveEnd("character", -10000000));

             var r = document.body.createTextRange();
             r.moveToElementText(ctrl);
             var sTest = Math.abs(r.moveStart("character", -10000000));
             var eTest = Math.abs(r.moveEnd("character", -10000000));

             if ((ctrl.tagName.toLowerCase() != 'input') && (eTest - endReal == sTest))
              end -= sTest;
           }
           catch(err) {}
         }
       }
       catch (e) {}

       insertionS = start;
       insertionE = end
     }
   }



function support_speech_attribute() { 
  var i = document.createElement('input'); 
  return ('speech' in i || 'webkitSpeech' in i);
}

function add_speech() {
 
    var speechel = document.getElementById("speechel");
    var docel = document.getElementById("docel");

    if(docel.value != "" )
	{
	   if(docel.value.charAt(docel.value.length-1) != '\n')
			docel.value = docel.value + " " + speechel.value;
	   else
			docel.value = docel.value  +  speechel.value;
	}
    else
        docel.value = speechel.value;
		
	activeEl = "doc";
	insertionS = -1;
	
}

function getActiveField()
{

if(activeEl == "doc")
    return document.getElementById("docel");
else
	return document.getElementById("speechel");
}

function add_punct(punct) {


var punctval;
switch(punct.value)
{
case "\\n":
punctval = "\n";
break;
default:
punctval = punct.value;
break;
}

var docel = getActiveField();

if(insertionS == -1) 
	docel.value = docel.value + punctval;
else
{
	docel.value = docel.value.substring(0,insertionS) + punctval + docel.value.substring(insertionS);	
	insertionS = insertionS + 1;
}

}


function add_cap() {

	var docel = getActiveField();
	if(insertionS == -1)
	{
		if(activeEl == "inp") 
			docel.value = docel.value.charAt(0).toUpperCase() + docel.value.substr(1); 
		//nothing for doc
	}
	else
	{
	var pospr = docel.value.lastIndexOf(" ",insertionS);
	var posent = docel.value.lastIndexOf("\n",insertionS);
	
	var pos = pospr > posent ? pospr : posent;
	if(pos == -1)
		docel.value = docel.value.charAt(0).toUpperCase() + docel.value.substr(1); 
	else
		docel.value = docel.value.substr(0,pos+1) + docel.value.charAt(pos+1).toUpperCase() + docel.value.substr(pos+2); 
	}
	  

}