var kDivKids= document.getElementById('keyboard').childNodes
var kDivKidsCount= kDivKids.length

var digits= document.getElementsByClassName('digits')
var digitCount= digits.length

if (device != 'pc') {
	
	for(i=0;i<kDivKidsCount;i++){
	
		kDivKids[i].ontouchend= confirmClick
	}
}
else {

	document.body.style.height= screen.height
	
	for(i=0;i<digitCount;i++){	
	
		digits[i].onclick= function() {typenr(this.id.substring(1))}				
	}
	
	addClickEvent(backspace, document.getElementById('backspace'))
	addClickEvent(checkAnswer, document.getElementById('ok'))
}


if (device != 'pc'){
	pic1= new Image(40,40); 
	pic1.src="/calc/img/pushed.png"; 
}