function keypr()
		{			
			var MAXLENGTH =  28 ; // MAXLINE *  3  +  4 
			var MAXLINE =  8 ;
			var textA = document.getElementById('textA');
			if(textA.value.length > MAXLENGTH) { event.returnValue=false; return false; }
			var textA_value = textA.value;
			var code = event.keyCode;
			if(code== 13 )
			{	
				var pos = textA_value.indexOf("\r\n");
				if(pos > - 1 ) textA_value = textA_value.substring(pos+ 2 ,MAXLENGTH);
				var pos = textA_value.indexOf("\r\n");
				if(pos > - 1 ) 
				{ 
					textA_value = textA_value.substring(pos+ 2 ,MAXLENGTH); 
					alert('You cannot add more than 3 lines');
					event.returnValue=false; 
					return false; 
				}
			}
			else
			{
				var lastline =  0 ;
				var pos = textA_value.indexOf("\r\n");
				if(pos > - 1 ) textA_value = textA_value.substring(pos+ 2 ,MAXLENGTH);
				var pos = textA_value.indexOf("\r\n");
				if(pos > - 1 ) textA_value = textA_value.substring(pos+ 2 ,MAXLENGTH);
				if(lastline ==  0 ) lastline = textA_value.length;
				if(lastline >= MAXLINE)
				{
					event.returnValue=false; 
					return false; 
				}
			}
		}