Simple Search

VF Code:

 <apex:page sidebar="false" showHeader="false" controller="ser" tabstyle="account">  
 <apex:form >  
 <apex:pageBlock >  
 <apex:panelGrid title="search your query">  
 <apex:outputText >Book name</apex:outputText>  
 <apex:inputText value="{!accname}"/>  
 <apex:commandButton value="Search" action="{!search}"/>  
 <apex:pageBlockTable value="{!accname1}" var="b">  
 <apex:column value="{!b.id}"/>  
 <apex:column value="{!b.name}"/>   
 </apex:pageBlockTable>  
 </apex:panelGrid>  
 </apex:pageBlock>  
 </apex:form>  
 </apex:page>  

Apex Class Code:

 public class ser {  
 public string accname{set;get;}  
 public string item{set;get;}  
 public string accname1{set;}  
 account bk = new account();  
 public pagereference search(){  
 bk = [select id,name from account where name = : accname];  
 return null;  
 }  
 public account getaccname1(){  
 return bk;  
 }  
 }