var loc = window.location; 
var mis; 
nN = navigator.appName; 

function getText(e) 
{function winop() 
{//Измените эту строку: 
phploc = "/mistakes/mistakes.php"; 
windop = window.open 
(phploc,"mywin","height=350,width=300");} 
        if (!e) e= window.event; 
        if((e.ctrlKey) && ((e.keyCode==10)||(e.keyCode==13))) 
        {if(nN == 'Microsoft Internet Explorer') 
{if(document.selection.createRange()) 
{var range = document.selection.createRange(); 
        mis = range.text; 
winop();}} 
else 
{if (window.getSelection()) 
{mis = window.getSelection(); 
winop();} 

else if(document.getSelection()) 
{mis = document.getSelection(); 
winop();}} 
    return true;} 
    return true;} 

document.onkeypress = getText;