function f_solve(oForm, cbName, checked)
	{

		var hiddenCost;
		var allCost =0;
		
		for (var i=0; i < total; i++) 

		{
			if (document.getElementById(cbName+'['+i+']').checked)
			{
			allCost=parseFloat(document.getElementById(cbName+'['+i+']').value)+parseFloat(allCost);
			
			}
		}
		
		var allCost=parseFloat(allCost)+parseFloat(cost);

		document.getElementById('summa').innerHTML=allCost + " руб";
			
	}

	function f_description(description,event)
	{
		var description;
		
		var y=event.clientY+10;
		
		document.getElementById('descr').innerHTML="<div style=\"margin: 17px 10px 5px 10px; text-align:justify; font-size: 12px;\">" + description+"</div>";
		document.getElementById('descr').style.left = event.clientX-(document.body.clientWidth-1025)/2; 
		
		if (y+document.getElementById('descr').clientHeight>document.body.clientHeight)
		
		{
			y=document.body.clientHeight - document.getElementById('descr').clientHeight;
		}
		
		document.getElementById('descr').style.top = y + document.body.scrollTop; 
		document.getElementById('descr').style.visibility="visible";
		
	}
	
	function f_exit()
	{
	
	document.getElementById('descr').style.visibility="hidden";
	
	}