copy text using js

function copyText( text ){
	var div = document.createElement( 'div' );
	div.innerHTML = text;
	div.style.height = '';
	div.style.position = 'fixed';
	div.style.bottom = '0';
	div.style.left = '0';
	div.style.opacity = '0';
	div.style.display = 'block';
	div.style.overflow = 'hidden';
	div.style.zIndex = 9999999999;
	document.body.appendChild( div );
	
	var range = document.createRange();  
   range.selectNode(div);  
   window.getSelection().addRange(range);
   
	var selection = window.getSelection();
	selection.removeAllRanges();
	selection.addRange(range);
   var successful = false;
	
   try {
	 successful = document.execCommand('copy');   
   } catch(err) {  
	 
   }
 
	window.getSelection().removeAllRanges();
	div.remove();
	return successful;
}