[ubuntu] Installation Problem

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http://ubuntuforums.org – I am using Ubuntu 12.04, Now I want to install seospyglass software which i have downloaded from Link assistant .com I have save this with two format which is as a folder as well as tar.gz. After doing this when i am typing "sudo apt-get install ~/Desktop/seospyglass/install.sh from home. it showing error of "Unable to locate package seospyglass" I have tried to make it executable by chmod +x ~/desktop/sepspyglass/install.sh what now?? (Hardware)