function kpiItemSelect(item,suffix) { var strExpression=trim(document.getElementById("txtExpression").value); var strExpressionHidden=trim(document.getElementById("txtExpressionHidden").value); strExpression +="["+trim(item.getAttribute("name"))+"_"+trim(item.innerText)+"]"; strExpressionHidden +="["+trim(item.getAttribute("code"))+"_"+trim(suffix)+"]"; if(checkStrLength(strExpressionHidden)) { document.getElementById("txtExpression").value=strExpression; //save selected item document.getElementById("txtPreItem").value += item.getAttribute("code")+","; //Expression save to DB document.getElementById("txtExpressionHidden").value=strExpressionHidden; } }