function showDiv(divid) {	
	var divl=document.getElementById(divid)
	divl.style.display="block";
	divl.style.visibility="visible";
}

function hideDiv(divid) {
	var divl=document.getElementById(divid)
	divl.style.display="none";
	divl.style.visibility="hidden";
}

function DateClicked(day){
	
	var mstart = document.getElementById('mstart');
	var mend   = document.getElementById('mend');
	var cell   = document.getElementById('day'+day);
	
	if (mstart.value==0){
		mstart.value=day;			
		cell.className='prokladka';	
	}
	else if (mend.value==0){		
		if (day<mstart.value) {
			alert("       ;-)");
			return;
		}
		
		//   
		if (day-mstart.value>9) alert("   "+(parseInt(day)-parseInt(mstart.value))+" .   ");
				
		mend.value=day;
		cell.className='prokladkafree';	
		
		//  
		for(i=parseInt(mstart.value)+1; i<mend.value; i++){			
			bday = document.getElementById('day'+i);
			bday.className='bloodday';
		}
		
	}
	else alert('   ');
	
}

//   
function clearSelection(){
	
	var mstart = document.getElementById('mstart');
	var mend   = document.getElementById('mend');
	var cell   = document.getElementById('day'+mstart.value);	cell.className='';
	var cell   = document.getElementById('day'+mend.value);	  cell.className='';
	
	//  
	for(i=parseInt(mstart.value)+1; i<mend.value; i++){			
		bday = document.getElementById('day'+i);
		bday.className='';
	}
		
	mstart.value=0;
	mend.value=0;
	
}

function flyUP(URL, w, h) {
  day = new Date();
  id = day.getTime();
  eval("page" + id + " = window.open(URL, '" + id + "', 'toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=true,width='+w+',height='+h+',left = 0,top = 0');");
}