var formvals = new Array(); 

//initialization function
function pre_set_form_vals()
{
	pre_set_form_vals_action('',formvals)
}

/*
**************************************************************
function:    get_preset_form_val
description: retrieves the value from the js array
params:      field_name - the field name to retrieve
             dataset  -   the array subset to look at
**************************************************************
*/

function get_preset_form_val(field_name)
{
	try
	{
			if(formvals[field_name]==undefined)
			{
				return "";
			}
			else
			{
				return	(formvals[field_name])
			}
	}
	catch(e)
	{
		return "";
	}
    return ""
}

//flips through sets of elements and arrays
function pre_set_form_vals_action(form_id,dataset)
{
	inp_st=document.getElementsByTagName("input")
	var checked_box_set = new Array()
	for(i=0;i<inp_st.length;i++)
	{
		if(inp_st[i].name!="submitted_by_company[]")
		{
		switch(inp_st[i].type)
		{
			case 'radio':
				if(inp_st[i].value == get_preset_form_val(inp_st[i].name))
				{

					inp_st[i].checked=true
				}
				break
			case 'text':
				inp_st[i].value=get_preset_form_val(inp_st[i].name)
				break
			case 'checkbox':
				checked_box_set[0]="initiation"
				 if(    (inp_st[i].name!="submitted_by_company[]")                   &&
                        (checked_box_set.toString().indexOf(inp_st[i].name)==-1)
                   )
				{
					checked_box_set[checked_box_set.length]=inp_st[i].name
					box_set=document.getElementsByName(inp_st[i].name)
					if(box_set.length>1) //its an array of check boxes
					{
						Pre_Select_Check_Box_Set(box_set,inp_st[i].name.substring(inp_st[i].name.length-2))
					}
					else //its a lone checkbox
					{
						if(!(get_preset_form_val(inp_st[i].name)==""))
						{
							 inp_st[i].checked=true
						}
					}
				}
				break
		}
		}
	}
	inp_st=document.getElementsByTagName("select")
	for(i=0;i < inp_st.length; i++)
	{
		Pre_Select_Option_Box(get_preset_form_val(inp_st[i].name),inp_st[i])
	}
}

function Pre_Select_Option_Box(option,obj)
{
		opts=obj.options.length
		var x=0
		while(x<obj.options.length-1)
		{
			if(obj.options[x].value==option)
			{
				obj.options.selectedIndex=x
				if(obj.onchange!=null)
				{
					obj.onchange()
				}


			}
			x++
		}
}

function find_index_in_set(set,val)
{

	pos=-1
	try
	{
		for(i=0;i<set.length;i++)
		{
			if(set[i]==val)
			{
				pos=i
                break
			}
		}
		return  pos
	}
	catch(e)
	{
		return false
	}
}
function show_arr(arr_set)
{
    msg=''
    for(i=0;i<arr_set.length;i++)
    {
        msg=msg+' ---'+arr_set[i]
    }
    alert(msg)
}
function Pre_Select_Check_Box_Set(box_set,dataset)
{
    var check_box_data_sub_set=formvals.eval(box_set[0].name.substring(0,box_set[0].name.length-2))
	for(var i=0;i<box_set.length;i++)
	{
		try
		{
			 if(find_index_in_set(check_box_data_sub_set, box_set[i].value)!=-1)
			{
				 box_set[i].checked=true
			}

        }
        catch(e)
        {


        }
	}
}