What am I doing wrong here?

I am facing hard time with this webservice. Now what I have done so far,

I
have created and XSD Schema for the XML file using XSD.exe and then
generated a call file to be used in my webservice. This is working
fine. On the test client side I have generated a proxy class and now
when I am trying to pass the XML as strongly types class I can pass the
basic parameters right but facing difficulties in the array.

The structure of XML is as follows:



.ExternalClass
{font:x-small 'Verdana';margin-right:1.5em;}
.ExternalClass .EC_c
{cursor:hand;}
.ExternalClass .EC_b
{color:red;font-family:'Courier New';font-weight:bold;text-decoration:none;}
.ExternalClass .EC_e
{margin-left:1em;text-indent:-1em;margin-right:1em;}
.ExternalClass .EC_k
{margin-left:1em;text-indent:-1em;margin-right:1em;}
.ExternalClass .EC_t
{color:#990000;}
.ExternalClass .EC_xt
{color:#990099;}
.ExternalCl ...