function horizontal() {
 
   var navItems = document.getElementById("menu_dropdown").getElementsByTagName("li");
    
   for (var i=0; i< navItems.length; i++) {
      if(navItems[i].className == "submenu")
      {
         if(navItems[i].getElementsByTagName('ul')[0] != null)
         {
            navItems[i].onmouseover=function() {this.getElementsByTagName('ul')[0].style.display="block";this.style.backgroundColor = "#ecede9";}
            navItems[i].onmouseout=function() {this.getElementsByTagName('ul')[0].style.display="none";this.style.backgroundColor = "#ecede9";}
         }
      }
   }
   
   var navItems2 = document.getElementById("menu_dropdown2").getElementsByTagName("li");
    
   for (var i=0; i< navItems2.length; i++) {
      if(navItems2[i].className == "submenu")
      {
         if(navItems2[i].getElementsByTagName('ul')[0] != null)
         {
            navItems2[i].onmouseover=function() {this.getElementsByTagName('ul')[0].style.display="block";this.style.backgroundColor = "#ecede9";}
            navItems2[i].onmouseout=function() {this.getElementsByTagName('ul')[0].style.display="none";this.style.backgroundColor = "#ecede9";}
         }
      }
   }
   
   
   
   var navItems3 = document.getElementById("menu_dropdown3").getElementsByTagName("li");
    
   for (var i=0; i< navItems2.length; i++) {
      if(navItems3[i].className == "submenu")
      {
         if(navItems3[i].getElementsByTagName('ul')[0] != null)
         {
            navItems3[i].onmouseover=function() {this.getElementsByTagName('ul')[0].style.display="block";this.style.backgroundColor = "#ecede9";}
            navItems3[i].onmouseout=function() {this.getElementsByTagName('ul')[0].style.display="none";this.style.backgroundColor = "#ecede9";}
         }
      }
   }
 
 
 
 var navItems4 = document.getElementById("menu_dropdown4").getElementsByTagName("li");
    
   for (var i=0; i< navItems4.length; i++) {
      if(navItems4[i].className == "submenu")
      {
         if(navItems4[i].getElementsByTagName('ul')[0] != null)
         {
            navItems4[i].onmouseover=function() {this.getElementsByTagName('ul')[0].style.display="block";this.style.backgroundColor = "#ecede9";}
            navItems4[i].onmouseout=function() {this.getElementsByTagName('ul')[0].style.display="none";this.style.backgroundColor = "#ecede9";}
         }
      }
   }
 
 
 
 
 
  var navItems5 = document.getElementById("menu_dropdown5").getElementsByTagName("li");
    
   for (var i=0; i< navItems5.length; i++) {
      if(navItems5[i].className == "submenu")
      {
         if(navItems5[i].getElementsByTagName('ul')[0] != null)
         {
            navItems5[i].onmouseover=function() {this.getElementsByTagName('ul')[0].style.display="block";this.style.backgroundColor = "#ecede9";}
            navItems5[i].onmouseout=function() {this.getElementsByTagName('ul')[0].style.display="none";this.style.backgroundColor = "#ecede9";}
         }
      }
   }
   
   
   
     var navItems6 = document.getElementById("menu_dropdown6").getElementsByTagName("li");
    
   for (var i=0; i< navItems6.length; i++) {
      if(navItems6[i].className == "submenu")
      {
         if(navItems6[i].getElementsByTagName('ul')[0] != null)
         {
            navItems6[i].onmouseover=function() {this.getElementsByTagName('ul')[0].style.display="block";this.style.backgroundColor = "#ecede9";}
            navItems6[i].onmouseout=function() {this.getElementsByTagName('ul')[0].style.display="none";this.style.backgroundColor = "#ecede9";}
         }
      }
   }
   
   
   
   
   var navItems7 = document.getElementById("menu_dropdown7").getElementsByTagName("li");
    
   for (var i=0; i< navItems7.length; i++) {
      if(navItems7[i].className == "submenu")
      {
         if(navItems7[i].getElementsByTagName('ul')[0] != null)
         {
            navItems7[i].onmouseover=function() {this.getElementsByTagName('ul')[0].style.display="block";this.style.backgroundColor = "#ecede9";}
            navItems7[i].onmouseout=function() {this.getElementsByTagName('ul')[0].style.display="none";this.style.backgroundColor = "#ecede9";}
         }
      }
   }
 
}