page redirect user to standard detail page or visualforce page based on record type

AccountRedirectionPage.vfp

<apex:page standardController="Account" extensions="AccountRedirectionController" action="{!redirectToStandardpage}">
	<apex:pageBlock >
    	<apex:pageBlockSection title="Account Detail" columns="2">
        	<apex:outputField value="{!account.Name}"/>
            <apex:outputField value="{!account.Type}"/>
            <apex:outputField value="{!account.Industry}" />
            <apex:outputField value="{!account.AnnualRevenue}" />
            <apex:outputField value="{!account.Rating}" />
            <apex:outputField value="{!account.Phone}" />
            <apex:outputField value="{!account.Fax}" />
            <apex:outputField value="{!account.Website}" />
        </apex:pageBlockSection>
        <apex:pageBlockSection title="Account Address" columns="2">
            <apex:outputField value="{!account.BillingStreet}"/>
        	<apex:outputField value="{!account.BillingCity}"/>
            <apex:outputField value="{!account.BillingState}"/>
            <apex:outputField value="{!account.BillingCountry}"/>
            <apex:outputField value="{!account.ShippingStreet}"/>
            <apex:outputField value="{!account.ShippingCity}"/>
            <apex:outputField value="{!account.ShippingState}"/>
            <apex:outputField value="{!account.ShippingCountry}"/>
        </apex:pageBlockSection>
        <apex:pageBlockSection title="SLA Details" columns="2">
            <apex:outputField value="{!account.SLA__c}"/>
            <apex:outputField value="{!account.SLAExpirationDate__c}"/>
            <apex:outputField value="{!account.SLASerialNumber__c}"/>
        </apex:pageBlockSection>
    </apex:pageBlock>
</apex:page>