var curent    = 0;
var deMutat   = 0;
var increment = 2;
var stop      = false;
function startScroll(){
	deMutat = scroller.document.getElementById("tarife_home").offsetHeight;
	setTimeout("muta()",100);
}

function muta(){
	if(!stop){
		curent += increment;
		if(curent > deMutat - 170){
			
			increment = increment * (-1);
			curent    = deMutat - 170;
			
		}else if(curent < 0){
			
			increment = increment * (-1);
			curent    = 1;
			
		}
		scroller.scrollBy(0,increment);
	}
	setTimeout("muta()",100);
}

function deschideFereastra(variabila, latime, inaltime){
		win = window.open( "http://www.freecall.ro/files/"+variabila+"", "_blank", "scrollbars=yes,resizable=0,HEIGHT="+inaltime+",WIDTH="+latime+""); 
} 

function NewWindow(url, windowName, w, h, scroll) {
   var winl = (screen.width - w) / 2;
   var wint = (screen.height - h) / 2;
   winprops = 'height='+h+',width='+w+',top='+wint+',left='+winl+',scrollbars='+scroll+',resizable=0';
   win = window.open(url, windowName, winprops);
   if (parseInt(navigator.appVersion) >= 4) { 
      	win.window.focus(); 
   }
}

function verificaCifre(care){
 	care = (care) ? care : window.event;
    var charCode = (care.which) ? care.which : care.keyCode;
    if(charCode>31 && (charCode<48 || charCode>57)){ 
    	return false; 
    }else 
    	return true;
}