function MatchMenus(itm_val,menu_num)
{
	if(menu_num == 2)
	{
		document.species_select.common_name.selectedIndex=0;
 	    for(i=0; i < document.species_select.common_name.length; i++)
	    {
	    	if(document.species_select.common_name[i].value == itm_val)
			{
				document.species_select.common_name.selectedIndex=i;
			}
	    }
	}
	if(menu_num == 1)
	{
		document.species_select.scientific_name.selectedIndex=0;
 	    for(i=0; i < document.species_select.scientific_name.length; i++)
	    {
	    	if(document.species_select.scientific_name[i].value == itm_val)
			{
				document.species_select.scientific_name.selectedIndex=i;
			}
	    }
	}
}