function Switch_Lang(pageid, domain, parameter)
{
	// Home Page
	if (pageid == "WP010000") {	
		window.location.href  = domain;
	}
	
	// About Us	
	else if (pageid == "WP020100") // Values & Mission
	{	
	     if (domain == "http://readymix.com.sg")
			window.location.href  = domain + '/about us/about_values.php';
		 else
			window.location.href  = domain + '/about us/about_values_vn.php';
	}
	
	else if (pageid == "WP020200") // History
	{	
	     if (domain == "http://readymix.com.sg")
			window.location.href  = domain + '/about us/about_history.php';
		 else
			window.location.href  = domain + '/about us/about_history_vn.php';
	}
	
	else if (pageid == "WP020300") // Management
	{	
	     if (domain == "http://readymix.com.sg")
			window.location.href  = domain + '/about us/about_mgt.php';
		 else
			window.location.href  = domain + '/about us/about_mgt_vn.php';
	}

	else if (pageid == "WP020400") // Management
	{	
	     if (domain == "http://readymix.com.sg")
			window.location.href  = domain + '/about us/about_corporate.php';
		 else
			window.location.href  = domain + '/about us/about_corporate_vn.php';
	}
	
	else if (pageid == "WP020501") // Brunei Plant Locations
	{	
	     if (domain == "http://readymix.com.sg")
			window.location.href  = domain + '/about us/about_brunei.php';
		 else
			window.location.href  = domain + '/about us/about_brunei_vn.php';
	}
	
	else if (pageid == "WP020502") // Vietnam Plant Locations
	{	
	     if (domain == "http://readymix.com.sg")
			window.location.href  = domain + '/about us/about_vietnam.php';
		 else
			window.location.href  = domain + '/about us/about_vietnam_vn.php';
	}
	
	else if (pageid == "WP020600") // Projects
	{	
	     if (domain == "http://readymix.com.sg")
			window.location.href  = domain + '/about us/about_projects.php';
		 else
			window.location.href  = domain + '/about us/about_projects_vn.php';
	}
	
	else if (pageid == "WP020700") // Equipments
	{	
	     if (domain == "http://readymix.com.sg")
			window.location.href  = domain + '/about us/about_equipment.php';
		 else
			window.location.href  = domain + '/about us/about_equipment_vn.php';
	}
	
	else if (pageid == "WP020800") // Equipments
	{	
	     if (domain == "http://readymix.com.sg")
			window.location.href  = domain + '/about us/about_gallery.php?offset=' + parameter;
		 else
			window.location.href  = domain + '/about us/about_gallery_vn.php?offset=' + parameter;
	}
	
	else if (pageid == "WP020900") // News
	{	
	     if (domain == "http://readymix.com.sg")
			window.location.href  = domain + '/about us/about_news.php';
		 else
			window.location.href  = domain + '/about us/about_news_vn.php';
	}
	
	// Brochures		
	else if (pageid == "WP030100") // Brunei
	{	
	     if (domain == "http://readymix.com.sg")
			window.location.href  = domain + '/brochures/brochures_brunei.php';
		 else
			window.location.href  = domain + '/brochures/brochures_brunei_vn.php';
	}
	else if (pageid == "WP030200") // Vietnam
	{	
	     if (domain == "http://readymix.com.sg")
			window.location.href  = domain + '/brochures/brochures_vietnam.php';
		 else
			window.location.href  = domain + '/brochures/brochures_vietnam_vn.php';
	}
	
	// Products 		
	else if (pageid == "WP040100") // Pumping
	{	
	     if (domain == "http://readymix.com.sg")
			window.location.href  = domain + '/products/products.php';
		 else
			window.location.href  = domain + '/products/products_vn.php';
	}
	else if (pageid == "WP040200") // Testing
	{	
	     if (domain == "http://readymix.com.sg")
			window.location.href  = domain + '/products/product_mixdesign.php';
		 else
			window.location.href  = domain + '/products/product_mixdesign_vn.php';
	}
	
	// Services 		
	else if (pageid == "WP050100") // Pumping
	{	
	     if (domain == "http://readymix.com.sg")
			window.location.href  = domain + '/services/services_pumping.php';
		 else
			window.location.href  = domain + '/services/services_pumping_vn.php';
	}
	else if (pageid == "WP050200") // Testing
	{	
	     if (domain == "http://readymix.com.sg")
			window.location.href  = domain + '/services/services_testing.php';
		 else
			window.location.href  = domain + '/services/services_testing_vn.php';
	}
	else if (pageid == "WP050300") // On-Site
	{	
	     if (domain == "http://readymix.com.sg")
			window.location.href  = domain + '/services/services_onsite.php';
		 else
			window.location.href  = domain + '/services/services_onsite_vn.php';
	}
	
	// Sales 		
	else if (pageid == "WP060100") // Sales Ordering
	{	
	     if (domain == "http://readymix.com.sg")
			window.location.href  = domain + '/sales/sales_ordering steps.php';
		 else
			window.location.href  = domain + '/sales/sales_orderingsteps_vn.php';
	}
	else if (pageid == "WP060200") // Sales Feedbacks
	{	
	     if (domain == "http://readymix.com.sg")
			window.location.href  = domain + '/sales/sales_feedback.php';
		 else
			window.location.href  = domain + '/sales/sales_feedback_vn.php';
	}
	else if (pageid == "WP060300") // Sales Account
	{	
	     if (domain == "http://readymix.com.sg")
			window.location.href  = domain + '/sales/sales_account_application.php';
		 else
			window.location.href  = domain + '/sales/sales_account_application_vn.php';
	}
	else if (pageid == "WP060400") // Sales Technical
	{	
	     if (domain == "http://readymix.com.sg")
			window.location.href  = domain + '/sales/sales_technical.php';
		 else
			window.location.href  = domain + '/sales/sales_technical_vn.php';
	}

	// Career 		
	else if (pageid == "WP070100") // Jobs
	{	
	     if (domain == "http://readymix.com.sg")
			window.location.href  = domain + '/career/career_jobs.php';
		 else
		    window.location.href  = domain + '/career/career_jobs_vn.php';
	}
	else if (pageid == "WP070200") // Training
	{	
	     if (domain == "http://readymix.com.sg")
			window.location.href  = domain + '/career/career_training.php';
		 else
		    window.location.href  = domain + '/career/career_training_vn.php';
	}
	else if (pageid == "WP070300") // Work Life
	{	
	     if (domain == "http://readymix.com.sg")
			window.location.href  = domain + '/career/career_worklife.php';
		 else
		    window.location.href  = domain + '/career/career_worklife_vn.php';	
	}
	else if (pageid == "WP070401") // Working Brunei
	{	
	     if (domain == "http://readymix.com.sg")
			window.location.href  = domain + '/career/career_working_bn.php';
		else
		    window.location.href  = domain + '/career/career_working_bn_vn.php';
	}
	else if (pageid == "WP070402") // Working Vietnam
	{	
	     if (domain == "http://readymix.com.sg")
			window.location.href  = domain + '/career/career_working_vn.php';
		else
		    window.location.href  = domain + '/career/career_working_vn_vn.php';
	}
	else if (pageid == "WP070500") // Graduate
	{	
	     if (domain == "http://readymix.com.sg")
			window.location.href  = domain + '/career/career_graduate.php';
		else
		    window.location.href  = domain + '/career/career_graduate_vn.php';
	}
	
	//Contact page
	else if (pageid == "WP080000") // Contact
	{	
	     if (domain == "http://readymix.com.sg")
			window.location.href  = domain + '/contact.php';
		else
		   window.location.href  = domain + '/contact_vn.php';
	}
	else if (pageid == "WP080100") // Error Page
	{	
	     if (domain == "http://readymix.com.sg")
			window.location.href  = domain + '/HDWForm2Mail/error.php';
		else
		   window.location.href  = domain + '/pages/error_vn.php';
	}
	else if (pageid == "WP080200") // Thanks Page
	{	
	     if (domain == "http://readymix.com.sg")
			window.location.href  = domain + '/HDWForm2Mail/thanks.php';
		else
		   window.location.href  = domain + '/pages/thanks_vn.php';
	}
}