function showimage(imgdiv, img) {
   elem = document.getElementById(imgdiv);
   elem.style.display = 'block';
   document.onmousemove = function(e) {
       if(!e) e = window.event;
       var x2 = e.pageX || e.x;
       var y2 = e.pageY || e.y;
       elem.style.top = y2-100+'px';
       elem.style.left = x2+10+'px';
   }
}
function hideimage(imgdiv, img) {
   elem = document.getElementById(imgdiv);
   elem.style.display = 'none';
   document.onmousemove = function() {};
}
function voidprice(price) {
	document.getElementById('polotno').disabled = false;
	document.getElementById('korobka').disabled = false;
	document.getElementById('nalichnik').disabled = false;
	document.getElementById('dobory').disabled = false;
	document.getElementById('intprice').innerHTML = price;
}

function explode(delimiter, string) {
    var emptyArray = { 0: '' };
 
    if ( arguments.length != 2
        || typeof arguments[0] == 'undefined'
        || typeof arguments[1] == 'undefined' )
    {
        return null;
    }
 
    if ( delimiter === ''
        || delimiter === false
        || delimiter === null )
    {
        return false;
    }
 
    if ( typeof delimiter == 'function'
        || typeof delimiter == 'object'
        || typeof string == 'function'
        || typeof string == 'object' )
    {
        return emptyArray;
    }
 
    if ( delimiter === true ) {
        delimiter = '1';
    }
 
    return string.toString().split ( delimiter.toString() );
}