/**
 * SHOP FRONTEND SCRIPTS
 *
 * @copyright Straka Jan
 */

/* 
 * DIALOG fn
 */
function dlg_confirm(text){
	
	return window.confirm(text);
}

/**
 * todo document
 */
function elmDisplay(elm){
	//show or hide element elm due the class atribut
	var elclass = document.getElementById(elm).className;
	
	//search if have nodisplay
	if(elclass.search('nodisplay')!=-1){
		
		//ok remove
		elclass = elclass.replace(' nodisplay',''); //odstraň nodisplay	
	}
	else{
		
		//not add
		elclass = elclass + " nodisplay";
	}
	
	document.getElementById(elm).className = elclass;
	
}

	/**
	 * set or unset element as disabled
	 *
	 * no control for valid element
	 */
	function elm_disable(elm, state){
	
		if(state==true){
			//disabled
			document.getElementById(elm).disabled = true;
		}
		else{
			document.getElementById(elm).disabled = false;
		}
	}

/**
 * for auto shift basket pcs
 */
function IBBasShift(el_id, direction){

	var elem = document.getElementById(el_id);
	var pcs = parseInt(elem.value);
	
	if (!isNaN(pcs)){
		//je číslo proces
		if(direction=='up') pcs++;
		if(direction=='down') pcs--;
	}
	else{
		//if not set to 1
		pcs = 1;
	}
	
	if(pcs<1) pcs = 1;

	//set input box
	elem.value = pcs;
	
	return false;
}

function newWin(href, name, w, h, left, top, alwtop)
/*nové okno*/
{
	var arg = "";
	if(name=="") name = "_blank";
	if(w!=0 || h!=0){
		arg = "width=" + w + ",height=" + h + ",resizable=yes,scrollbars=yes,screenX=" + left + ",screenY=" + top + ",dependent=yes,toolbar=yes";
		if(alwtop==1) arg+=", alwaysRaised=yes";
	}
	nahled = window.open(href, name, arg);
	nahled.focus();
	return false;
}