var nrows=0;
function move_up(rno) {
     if ( rno > 1 ) {
       for ( i=1 ; i<= 7 ; i++ ) { 
         tmp=menuitems[rno-1][i];
         menuitems[rno-1][i]=menuitems[rno][i];
         menuitems[rno][i]=tmp;
         fid="r" + rno + "c" + i;
         fid2= "r" + (rno-1) + "c" + i;     
         document.getElementById(fid).innerHTML = menuitems[rno][i];
         document.getElementById(fid2).innerHTML = menuitems[rno-1][i];
       }
    }
}
function move_down(rno) {
    if ( rno < nrows ) {
       for ( i=1 ; i<= 7 ; i++ ) { 
         tmp=menuitems[rno+1][i];
         menuitems[rno+1][i]=menuitems[rno][i];
         menuitems[rno][i]=tmp; 
         fid="r" + rno + "c" + i;
         fid2="r" + (rno+1) + "c" + i;      
         document.getElementById(fid).innerHTML = menuitems[rno][i];
         document.getElementById(fid2).innerHTML = menuitems[rno+1][i];
       }
    }
}
function MultiDimensionalArray(iRows,iCols) 
{ 
var i; 
var j; 
   var a = new Array(iRows); 
   for (i=0; i < iRows; i++) 
   { 
       a[i] = new Array(iCols); 
       for (j=0; j < iCols; j++) 
       { 
           a[i][j] = ""; 
       } 
   } 
   return(a); 
}