var tempnum =  document.detaildisp.inline.value; 
 var chkinrtn = chkinput(tempnum); if (chkinrtn) {alert(tempnum + ' is not a valid number'); tempnum = 0; } 
 var incost =  ; 
 tempcost = tempnum * incost ; 
 if ( > 0) { if (save == 0) {tempcost = 0;document.detaildisp.inline.value = 0;}}var save = tempcost;var formatnum = formatcst(tempcost,''); 
 document.detaildisp.outline.value =  formatnum;