// detekcja przegladarki
	var ns4 = (document.layers)? true:false;
	var ns6 = (document.getElementById)? true:false;
	var ie4 = (document.all)? true:false;
	var ie5 = false;
	if (ie4) {
		if((navigator.userAgent.indexOf('MSIE 5')> 0)||(navigator.userAgent.indexOf('MSIE 6')> 0)||window.opera)
			ie5=true;
		if (ns6)
			ns6=false;
	}


	function browsewidth() {
		if (ns4 || ns6)
	        available_width=innerWidth;
	    else
	        available_width=document.body.clientWidth;
		return available_width
	}
	
	function browseheight() {
		if (ns4 || ns6)
	        available_height=innerHeight;
	    else
	        available_height=document.body.clientHeight;
		return available_height
	}

	function popupWindow(url, width, height, scroll, resize) {

		if (scroll==null){
			scroll=0;
		}
		if (resize==null){
			resize=0;
		}
		if (width != null) {
			x1=((screen.availWidth/2)-(width/2)); 
			y1=((screen.availHeight/2)-(height/2) - 100);
	
			//if (window.showModalDialog)
				//window.showModalDialog(url,nazwa.replace(' ', '_'),'dialogWidth:'+x+'px;dialogHeight:'+y+'px');
			//else
				window.open(url,'','toolbar=0,location=0,status=0,menubar=0,scrollbars='+scroll+',resizable='+resize+',left='+x1+',top='+y1+',width='+width+',height='+height);
		} 
		else{
			window.open(url,'','toolbar=0,location=0,status=0,menubar=0,scrollbars='+scroll+',resizable='+resize+',width='+width+',height='+height);
		}
	}

	////
	function MM_swapImgRestore() { //v3.0
	  	var i,x,a=document.MM_sr; 
	  	for(i=0; a&&i<a.length&&(x=a[i])&&x.oSrc; i++) {
	  		x.src=x.oSrc;
	  	}
	}
	
	function MM_preloadImages() { //v3.0
	  	var d=document; 
	  	if(d.images) { 
	  		if(!d.MM_p) {
	  		 	d.MM_p=new Array();
	  		}
	    	var i,j=d.MM_p.length,a=MM_preloadImages.arguments; 
	    	for(i=0; i<a.length; i++) {
	    		if (a[i].indexOf("#")!=0){ 
	    			d.MM_p[j]=new Image; 
	    			d.MM_p[j++].src=a[i];
	    		}
	    	}
	  	}
	}

	function MM_findObj(n, d) { //v4.01
		var p,i,x; 
		if(!d) 
			d=document; 
			
		if((p=n.indexOf("?"))>0&&parent.frames.length) {
			d=parent.frames[n.substring(p+1)].document; 
			n=n.substring(0,p);
		}
		
		if(!(x=d[n])&&d.all) 
			x=d.all[n];
			
		for (i=0;!x&&i<d.forms.length;i++) 
			x=d.forms[i][n];
			
		for(i=0;!x&&d.layers&&i<d.layers.length;i++) 
			x=MM_findObj(n,d.layers[i].document);
			
		if(!x && d.getElementById) 
			x=d.getElementById(n); 
			
		return x;
	}

	function MM_swapImage() { //v3.0
		var i,j=0,x,a=MM_swapImage.arguments; 
		document.MM_sr=new Array; 
		for(i=0;i<(a.length-2);i+=3) {
			if ((x=MM_findObj(a[i]))!=null){
				document.MM_sr[j++]=x; 
				if(!x.oSrc) 
					x.oSrc=x.src; 
					
				x.src=a[i+2];
			}
		}
	}
	
	function validateDate(formObj) {
		if (formObj.program_date.value == "")
			return false;
		else
			return true;
	}